diff --git a/shuvankarroy.ipynb b/shuvankarroy.ipynb
index 9e2543a..6f78a79 100644
--- a/shuvankarroy.ipynb
+++ b/shuvankarroy.ipynb
@@ -1,32 +1,4137 @@
 {
- "cells": [
-  {
-   "cell_type": "code",
-   "execution_count": null,
-   "metadata": {},
-   "outputs": [],
-   "source": []
-  }
- ],
- "metadata": {
-  "kernelspec": {
-   "display_name": "Python 3",
-   "language": "python",
-   "name": "python3"
+  "nbformat": 4,
+  "nbformat_minor": 0,
+  "metadata": {
+    "colab": {
+      "name": "shuvankarroy.ipynb",
+      "version": "0.3.2",
+      "provenance": []
+    },
+    "kernelspec": {
+      "display_name": "Python 3",
+      "language": "python",
+      "name": "python3"
+    }
   },
-  "language_info": {
-   "codemirror_mode": {
-    "name": "ipython",
-    "version": 3
-   },
-   "file_extension": ".py",
-   "mimetype": "text/x-python",
-   "name": "python",
-   "nbconvert_exporter": "python",
-   "pygments_lexer": "ipython3",
-   "version": "3.5.2"
-  }
- },
- "nbformat": 4,
- "nbformat_minor": 2
-}
+  "cells": [
+    {
+      "metadata": {
+        "id": "pzZU_TbGkHYa",
+        "colab_type": "text"
+      },
+      "cell_type": "markdown",
+      "source": [
+        "###import necessary modules numpy and pandas"
+      ]
+    },
+    {
+      "metadata": {
+        "id": "ElUmlwO9j9Ng",
+        "colab_type": "code",
+        "colab": {}
+      },
+      "cell_type": "code",
+      "source": [
+        "import numpy as np\n",
+        "import pandas as pd"
+      ],
+      "execution_count": 0,
+      "outputs": []
+    },
+    {
+      "metadata": {
+        "id": "bmDxBT6rkWj9",
+        "colab_type": "text"
+      },
+      "cell_type": "markdown",
+      "source": [
+        "### Loading data to pandas' dataframe\n",
+        "###Load url = \"https://archive.ics.uci.edu/ml/machine-learning-databases/wine/wine.data\" to a dataframe named wine_df\n",
+        "This is a wine dataset\n"
+      ]
+    },
+    {
+      "metadata": {
+        "id": "bqSAqnuHkP8x",
+        "colab_type": "code",
+        "colab": {}
+      },
+      "cell_type": "code",
+      "source": [
+        "wine_df = pd.read_csv(\"https://archive.ics.uci.edu/ml/machine-learning-databases/wine/wine.data\",header=None)"
+      ],
+      "execution_count": 0,
+      "outputs": []
+    },
+    {
+      "metadata": {
+        "id": "gubui4aEnHPH",
+        "colab_type": "text"
+      },
+      "cell_type": "markdown",
+      "source": [
+        "###print first five rows"
+      ]
+    },
+    {
+      "metadata": {
+        "id": "SBjmYDSPnKAv",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 204
+        },
+        "outputId": "6cb9f271-97ac-46b0-eb9c-612ff5db6878"
+      },
+      "cell_type": "code",
+      "source": [
+        "wine_df.head()"
+      ],
+      "execution_count": 54,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/html": [
+              "<div>\n",
+              "<style scoped>\n",
+              "    .dataframe tbody tr th:only-of-type {\n",
+              "        vertical-align: middle;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe tbody tr th {\n",
+              "        vertical-align: top;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe thead th {\n",
+              "        text-align: right;\n",
+              "    }\n",
+              "</style>\n",
+              "<table border=\"1\" class=\"dataframe\">\n",
+              "  <thead>\n",
+              "    <tr style=\"text-align: right;\">\n",
+              "      <th></th>\n",
+              "      <th>0</th>\n",
+              "      <th>1</th>\n",
+              "      <th>2</th>\n",
+              "      <th>3</th>\n",
+              "      <th>4</th>\n",
+              "      <th>5</th>\n",
+              "      <th>6</th>\n",
+              "      <th>7</th>\n",
+              "      <th>8</th>\n",
+              "      <th>9</th>\n",
+              "      <th>10</th>\n",
+              "      <th>11</th>\n",
+              "      <th>12</th>\n",
+              "      <th>13</th>\n",
+              "    </tr>\n",
+              "  </thead>\n",
+              "  <tbody>\n",
+              "    <tr>\n",
+              "      <th>0</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.23</td>\n",
+              "      <td>1.71</td>\n",
+              "      <td>2.43</td>\n",
+              "      <td>15.6</td>\n",
+              "      <td>127</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>3.06</td>\n",
+              "      <td>0.28</td>\n",
+              "      <td>2.29</td>\n",
+              "      <td>5.64</td>\n",
+              "      <td>1.04</td>\n",
+              "      <td>3.92</td>\n",
+              "      <td>1065</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>1</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.20</td>\n",
+              "      <td>1.78</td>\n",
+              "      <td>2.14</td>\n",
+              "      <td>11.2</td>\n",
+              "      <td>100</td>\n",
+              "      <td>2.65</td>\n",
+              "      <td>2.76</td>\n",
+              "      <td>0.26</td>\n",
+              "      <td>1.28</td>\n",
+              "      <td>4.38</td>\n",
+              "      <td>1.05</td>\n",
+              "      <td>3.40</td>\n",
+              "      <td>1050</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>2</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.16</td>\n",
+              "      <td>2.36</td>\n",
+              "      <td>2.67</td>\n",
+              "      <td>18.6</td>\n",
+              "      <td>101</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>3.24</td>\n",
+              "      <td>0.30</td>\n",
+              "      <td>2.81</td>\n",
+              "      <td>5.68</td>\n",
+              "      <td>1.03</td>\n",
+              "      <td>3.17</td>\n",
+              "      <td>1185</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>3</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.37</td>\n",
+              "      <td>1.95</td>\n",
+              "      <td>2.50</td>\n",
+              "      <td>16.8</td>\n",
+              "      <td>113</td>\n",
+              "      <td>3.85</td>\n",
+              "      <td>3.49</td>\n",
+              "      <td>0.24</td>\n",
+              "      <td>2.18</td>\n",
+              "      <td>7.80</td>\n",
+              "      <td>0.86</td>\n",
+              "      <td>3.45</td>\n",
+              "      <td>1480</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>4</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.24</td>\n",
+              "      <td>2.59</td>\n",
+              "      <td>2.87</td>\n",
+              "      <td>21.0</td>\n",
+              "      <td>118</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>2.69</td>\n",
+              "      <td>0.39</td>\n",
+              "      <td>1.82</td>\n",
+              "      <td>4.32</td>\n",
+              "      <td>1.04</td>\n",
+              "      <td>2.93</td>\n",
+              "      <td>735</td>\n",
+              "    </tr>\n",
+              "  </tbody>\n",
+              "</table>\n",
+              "</div>"
+            ],
+            "text/plain": [
+              "   0      1     2     3     4    5     6     7     8     9     10    11    12  \\\n",
+              "0   1  14.23  1.71  2.43  15.6  127  2.80  3.06  0.28  2.29  5.64  1.04  3.92   \n",
+              "1   1  13.20  1.78  2.14  11.2  100  2.65  2.76  0.26  1.28  4.38  1.05  3.40   \n",
+              "2   1  13.16  2.36  2.67  18.6  101  2.80  3.24  0.30  2.81  5.68  1.03  3.17   \n",
+              "3   1  14.37  1.95  2.50  16.8  113  3.85  3.49  0.24  2.18  7.80  0.86  3.45   \n",
+              "4   1  13.24  2.59  2.87  21.0  118  2.80  2.69  0.39  1.82  4.32  1.04  2.93   \n",
+              "\n",
+              "     13  \n",
+              "0  1065  \n",
+              "1  1050  \n",
+              "2  1185  \n",
+              "3  1480  \n",
+              "4   735  "
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 54
+        }
+      ]
+    },
+    {
+      "metadata": {
+        "id": "Ajv0KUx4koDZ",
+        "colab_type": "text"
+      },
+      "cell_type": "markdown",
+      "source": [
+        "###assign wine_df to a different variable wine_df_copy and then delete all odd rows of wine_df_copy"
+      ]
+    },
+    {
+      "metadata": {
+        "id": "VhyFYc8ikoZt",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 669
+        },
+        "outputId": "6b0ee9fa-e1bd-4008-c0c9-0b3375bc7400"
+      },
+      "cell_type": "code",
+      "source": [
+        "wine_df_copy = wine_df.copy()\n",
+        "\n",
+        "wine_df_copy = wine_df_copy[::2]\n",
+        "wine_df_copy.head(20)"
+      ],
+      "execution_count": 55,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/html": [
+              "<div>\n",
+              "<style scoped>\n",
+              "    .dataframe tbody tr th:only-of-type {\n",
+              "        vertical-align: middle;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe tbody tr th {\n",
+              "        vertical-align: top;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe thead th {\n",
+              "        text-align: right;\n",
+              "    }\n",
+              "</style>\n",
+              "<table border=\"1\" class=\"dataframe\">\n",
+              "  <thead>\n",
+              "    <tr style=\"text-align: right;\">\n",
+              "      <th></th>\n",
+              "      <th>0</th>\n",
+              "      <th>1</th>\n",
+              "      <th>2</th>\n",
+              "      <th>3</th>\n",
+              "      <th>4</th>\n",
+              "      <th>5</th>\n",
+              "      <th>6</th>\n",
+              "      <th>7</th>\n",
+              "      <th>8</th>\n",
+              "      <th>9</th>\n",
+              "      <th>10</th>\n",
+              "      <th>11</th>\n",
+              "      <th>12</th>\n",
+              "      <th>13</th>\n",
+              "    </tr>\n",
+              "  </thead>\n",
+              "  <tbody>\n",
+              "    <tr>\n",
+              "      <th>0</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.23</td>\n",
+              "      <td>1.71</td>\n",
+              "      <td>2.43</td>\n",
+              "      <td>15.6</td>\n",
+              "      <td>127</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>3.06</td>\n",
+              "      <td>0.28</td>\n",
+              "      <td>2.29</td>\n",
+              "      <td>5.64</td>\n",
+              "      <td>1.04</td>\n",
+              "      <td>3.92</td>\n",
+              "      <td>1065</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>2</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.16</td>\n",
+              "      <td>2.36</td>\n",
+              "      <td>2.67</td>\n",
+              "      <td>18.6</td>\n",
+              "      <td>101</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>3.24</td>\n",
+              "      <td>0.30</td>\n",
+              "      <td>2.81</td>\n",
+              "      <td>5.68</td>\n",
+              "      <td>1.03</td>\n",
+              "      <td>3.17</td>\n",
+              "      <td>1185</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>4</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.24</td>\n",
+              "      <td>2.59</td>\n",
+              "      <td>2.87</td>\n",
+              "      <td>21.0</td>\n",
+              "      <td>118</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>2.69</td>\n",
+              "      <td>0.39</td>\n",
+              "      <td>1.82</td>\n",
+              "      <td>4.32</td>\n",
+              "      <td>1.04</td>\n",
+              "      <td>2.93</td>\n",
+              "      <td>735</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>6</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.39</td>\n",
+              "      <td>1.87</td>\n",
+              "      <td>2.45</td>\n",
+              "      <td>14.6</td>\n",
+              "      <td>96</td>\n",
+              "      <td>2.50</td>\n",
+              "      <td>2.52</td>\n",
+              "      <td>0.30</td>\n",
+              "      <td>1.98</td>\n",
+              "      <td>5.25</td>\n",
+              "      <td>1.02</td>\n",
+              "      <td>3.58</td>\n",
+              "      <td>1290</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>8</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.83</td>\n",
+              "      <td>1.64</td>\n",
+              "      <td>2.17</td>\n",
+              "      <td>14.0</td>\n",
+              "      <td>97</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>2.98</td>\n",
+              "      <td>0.29</td>\n",
+              "      <td>1.98</td>\n",
+              "      <td>5.20</td>\n",
+              "      <td>1.08</td>\n",
+              "      <td>2.85</td>\n",
+              "      <td>1045</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>10</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.10</td>\n",
+              "      <td>2.16</td>\n",
+              "      <td>2.30</td>\n",
+              "      <td>18.0</td>\n",
+              "      <td>105</td>\n",
+              "      <td>2.95</td>\n",
+              "      <td>3.32</td>\n",
+              "      <td>0.22</td>\n",
+              "      <td>2.38</td>\n",
+              "      <td>5.75</td>\n",
+              "      <td>1.25</td>\n",
+              "      <td>3.17</td>\n",
+              "      <td>1510</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>12</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.75</td>\n",
+              "      <td>1.73</td>\n",
+              "      <td>2.41</td>\n",
+              "      <td>16.0</td>\n",
+              "      <td>89</td>\n",
+              "      <td>2.60</td>\n",
+              "      <td>2.76</td>\n",
+              "      <td>0.29</td>\n",
+              "      <td>1.81</td>\n",
+              "      <td>5.60</td>\n",
+              "      <td>1.15</td>\n",
+              "      <td>2.90</td>\n",
+              "      <td>1320</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>14</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.38</td>\n",
+              "      <td>1.87</td>\n",
+              "      <td>2.38</td>\n",
+              "      <td>12.0</td>\n",
+              "      <td>102</td>\n",
+              "      <td>3.30</td>\n",
+              "      <td>3.64</td>\n",
+              "      <td>0.29</td>\n",
+              "      <td>2.96</td>\n",
+              "      <td>7.50</td>\n",
+              "      <td>1.20</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>1547</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>16</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.30</td>\n",
+              "      <td>1.92</td>\n",
+              "      <td>2.72</td>\n",
+              "      <td>20.0</td>\n",
+              "      <td>120</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>3.14</td>\n",
+              "      <td>0.33</td>\n",
+              "      <td>1.97</td>\n",
+              "      <td>6.20</td>\n",
+              "      <td>1.07</td>\n",
+              "      <td>2.65</td>\n",
+              "      <td>1280</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>18</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.19</td>\n",
+              "      <td>1.59</td>\n",
+              "      <td>2.48</td>\n",
+              "      <td>16.5</td>\n",
+              "      <td>108</td>\n",
+              "      <td>3.30</td>\n",
+              "      <td>3.93</td>\n",
+              "      <td>0.32</td>\n",
+              "      <td>1.86</td>\n",
+              "      <td>8.70</td>\n",
+              "      <td>1.23</td>\n",
+              "      <td>2.82</td>\n",
+              "      <td>1680</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>20</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.06</td>\n",
+              "      <td>1.63</td>\n",
+              "      <td>2.28</td>\n",
+              "      <td>16.0</td>\n",
+              "      <td>126</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>3.17</td>\n",
+              "      <td>0.24</td>\n",
+              "      <td>2.10</td>\n",
+              "      <td>5.65</td>\n",
+              "      <td>1.09</td>\n",
+              "      <td>3.71</td>\n",
+              "      <td>780</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>22</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.71</td>\n",
+              "      <td>1.86</td>\n",
+              "      <td>2.36</td>\n",
+              "      <td>16.6</td>\n",
+              "      <td>101</td>\n",
+              "      <td>2.61</td>\n",
+              "      <td>2.88</td>\n",
+              "      <td>0.27</td>\n",
+              "      <td>1.69</td>\n",
+              "      <td>3.80</td>\n",
+              "      <td>1.11</td>\n",
+              "      <td>4.00</td>\n",
+              "      <td>1035</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>24</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.50</td>\n",
+              "      <td>1.81</td>\n",
+              "      <td>2.61</td>\n",
+              "      <td>20.0</td>\n",
+              "      <td>96</td>\n",
+              "      <td>2.53</td>\n",
+              "      <td>2.61</td>\n",
+              "      <td>0.28</td>\n",
+              "      <td>1.66</td>\n",
+              "      <td>3.52</td>\n",
+              "      <td>1.12</td>\n",
+              "      <td>3.82</td>\n",
+              "      <td>845</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>26</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.39</td>\n",
+              "      <td>1.77</td>\n",
+              "      <td>2.62</td>\n",
+              "      <td>16.1</td>\n",
+              "      <td>93</td>\n",
+              "      <td>2.85</td>\n",
+              "      <td>2.94</td>\n",
+              "      <td>0.34</td>\n",
+              "      <td>1.45</td>\n",
+              "      <td>4.80</td>\n",
+              "      <td>0.92</td>\n",
+              "      <td>3.22</td>\n",
+              "      <td>1195</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>28</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.87</td>\n",
+              "      <td>1.90</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>19.4</td>\n",
+              "      <td>107</td>\n",
+              "      <td>2.95</td>\n",
+              "      <td>2.97</td>\n",
+              "      <td>0.37</td>\n",
+              "      <td>1.76</td>\n",
+              "      <td>4.50</td>\n",
+              "      <td>1.25</td>\n",
+              "      <td>3.40</td>\n",
+              "      <td>915</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>30</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.73</td>\n",
+              "      <td>1.50</td>\n",
+              "      <td>2.70</td>\n",
+              "      <td>22.5</td>\n",
+              "      <td>101</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>3.25</td>\n",
+              "      <td>0.29</td>\n",
+              "      <td>2.38</td>\n",
+              "      <td>5.70</td>\n",
+              "      <td>1.19</td>\n",
+              "      <td>2.71</td>\n",
+              "      <td>1285</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>32</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.68</td>\n",
+              "      <td>1.83</td>\n",
+              "      <td>2.36</td>\n",
+              "      <td>17.2</td>\n",
+              "      <td>104</td>\n",
+              "      <td>2.42</td>\n",
+              "      <td>2.69</td>\n",
+              "      <td>0.42</td>\n",
+              "      <td>1.97</td>\n",
+              "      <td>3.84</td>\n",
+              "      <td>1.23</td>\n",
+              "      <td>2.87</td>\n",
+              "      <td>990</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>34</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.51</td>\n",
+              "      <td>1.80</td>\n",
+              "      <td>2.65</td>\n",
+              "      <td>19.0</td>\n",
+              "      <td>110</td>\n",
+              "      <td>2.35</td>\n",
+              "      <td>2.53</td>\n",
+              "      <td>0.29</td>\n",
+              "      <td>1.54</td>\n",
+              "      <td>4.20</td>\n",
+              "      <td>1.10</td>\n",
+              "      <td>2.87</td>\n",
+              "      <td>1095</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>36</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.28</td>\n",
+              "      <td>1.64</td>\n",
+              "      <td>2.84</td>\n",
+              "      <td>15.5</td>\n",
+              "      <td>110</td>\n",
+              "      <td>2.60</td>\n",
+              "      <td>2.68</td>\n",
+              "      <td>0.34</td>\n",
+              "      <td>1.36</td>\n",
+              "      <td>4.60</td>\n",
+              "      <td>1.09</td>\n",
+              "      <td>2.78</td>\n",
+              "      <td>880</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>38</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.07</td>\n",
+              "      <td>1.50</td>\n",
+              "      <td>2.10</td>\n",
+              "      <td>15.5</td>\n",
+              "      <td>98</td>\n",
+              "      <td>2.40</td>\n",
+              "      <td>2.64</td>\n",
+              "      <td>0.28</td>\n",
+              "      <td>1.37</td>\n",
+              "      <td>3.70</td>\n",
+              "      <td>1.18</td>\n",
+              "      <td>2.69</td>\n",
+              "      <td>1020</td>\n",
+              "    </tr>\n",
+              "  </tbody>\n",
+              "</table>\n",
+              "</div>"
+            ],
+            "text/plain": [
+              "    0      1     2     3     4    5     6     7     8     9     10    11  \\\n",
+              "0    1  14.23  1.71  2.43  15.6  127  2.80  3.06  0.28  2.29  5.64  1.04   \n",
+              "2    1  13.16  2.36  2.67  18.6  101  2.80  3.24  0.30  2.81  5.68  1.03   \n",
+              "4    1  13.24  2.59  2.87  21.0  118  2.80  2.69  0.39  1.82  4.32  1.04   \n",
+              "6    1  14.39  1.87  2.45  14.6   96  2.50  2.52  0.30  1.98  5.25  1.02   \n",
+              "8    1  14.83  1.64  2.17  14.0   97  2.80  2.98  0.29  1.98  5.20  1.08   \n",
+              "10   1  14.10  2.16  2.30  18.0  105  2.95  3.32  0.22  2.38  5.75  1.25   \n",
+              "12   1  13.75  1.73  2.41  16.0   89  2.60  2.76  0.29  1.81  5.60  1.15   \n",
+              "14   1  14.38  1.87  2.38  12.0  102  3.30  3.64  0.29  2.96  7.50  1.20   \n",
+              "16   1  14.30  1.92  2.72  20.0  120  2.80  3.14  0.33  1.97  6.20  1.07   \n",
+              "18   1  14.19  1.59  2.48  16.5  108  3.30  3.93  0.32  1.86  8.70  1.23   \n",
+              "20   1  14.06  1.63  2.28  16.0  126  3.00  3.17  0.24  2.10  5.65  1.09   \n",
+              "22   1  13.71  1.86  2.36  16.6  101  2.61  2.88  0.27  1.69  3.80  1.11   \n",
+              "24   1  13.50  1.81  2.61  20.0   96  2.53  2.61  0.28  1.66  3.52  1.12   \n",
+              "26   1  13.39  1.77  2.62  16.1   93  2.85  2.94  0.34  1.45  4.80  0.92   \n",
+              "28   1  13.87  1.90  2.80  19.4  107  2.95  2.97  0.37  1.76  4.50  1.25   \n",
+              "30   1  13.73  1.50  2.70  22.5  101  3.00  3.25  0.29  2.38  5.70  1.19   \n",
+              "32   1  13.68  1.83  2.36  17.2  104  2.42  2.69  0.42  1.97  3.84  1.23   \n",
+              "34   1  13.51  1.80  2.65  19.0  110  2.35  2.53  0.29  1.54  4.20  1.10   \n",
+              "36   1  13.28  1.64  2.84  15.5  110  2.60  2.68  0.34  1.36  4.60  1.09   \n",
+              "38   1  13.07  1.50  2.10  15.5   98  2.40  2.64  0.28  1.37  3.70  1.18   \n",
+              "\n",
+              "      12    13  \n",
+              "0   3.92  1065  \n",
+              "2   3.17  1185  \n",
+              "4   2.93   735  \n",
+              "6   3.58  1290  \n",
+              "8   2.85  1045  \n",
+              "10  3.17  1510  \n",
+              "12  2.90  1320  \n",
+              "14  3.00  1547  \n",
+              "16  2.65  1280  \n",
+              "18  2.82  1680  \n",
+              "20  3.71   780  \n",
+              "22  4.00  1035  \n",
+              "24  3.82   845  \n",
+              "26  3.22  1195  \n",
+              "28  3.40   915  \n",
+              "30  2.71  1285  \n",
+              "32  2.87   990  \n",
+              "34  2.87  1095  \n",
+              "36  2.78   880  \n",
+              "38  2.69  1020  "
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 55
+        }
+      ]
+    },
+    {
+      "metadata": {
+        "id": "0vPbHRGsl2zf",
+        "colab_type": "text"
+      },
+      "cell_type": "markdown",
+      "source": [
+        "\n",
+        "Assign the columns as below:\n",
+        "The attributes are (dontated by Riccardo Leardi, riclea '@' anchem.unige.it):\n",
+        "1) Alcohol\n",
+        "\n",
+        "2) Malic acid\n",
+        "\n",
+        "3) Ash\n",
+        "\n",
+        "4) Alcalinity of ash\n",
+        "\n",
+        "5) Magnesium\n",
+        "\n",
+        "6) Total phenols\n",
+        "\n",
+        "7) Flavanoids\n",
+        "\n",
+        "8) Nonflavanoid phenols\n",
+        "\n",
+        "9) Proanthocyanins\n",
+        "\n",
+        "10)Color intensity\n",
+        "\n",
+        "11)Hue\n",
+        "\n",
+        "12)OD280/OD315 of diluted wines\n",
+        "\n",
+        "13)Proline"
+      ]
+    },
+    {
+      "metadata": {
+        "id": "FGztJfzWl2-3",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 258
+        },
+        "outputId": "bfcbea7c-c696-4ea8-9535-fee2680796d4"
+      },
+      "cell_type": "code",
+      "source": [
+        "wine_df.columns = 'Class,Alcohol,Malic acid,Ash,Alcalinity of ash,Magnesium,Total phenols,Flavanoids,Nonflavanoid phenols,Proanthocyanins,Color intensity,Hue,OD280/OD315 of diluted wines,Proline'.split(',')\n",
+        "wine_df.head()"
+      ],
+      "execution_count": 56,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/html": [
+              "<div>\n",
+              "<style scoped>\n",
+              "    .dataframe tbody tr th:only-of-type {\n",
+              "        vertical-align: middle;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe tbody tr th {\n",
+              "        vertical-align: top;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe thead th {\n",
+              "        text-align: right;\n",
+              "    }\n",
+              "</style>\n",
+              "<table border=\"1\" class=\"dataframe\">\n",
+              "  <thead>\n",
+              "    <tr style=\"text-align: right;\">\n",
+              "      <th></th>\n",
+              "      <th>Class</th>\n",
+              "      <th>Alcohol</th>\n",
+              "      <th>Malic acid</th>\n",
+              "      <th>Ash</th>\n",
+              "      <th>Alcalinity of ash</th>\n",
+              "      <th>Magnesium</th>\n",
+              "      <th>Total phenols</th>\n",
+              "      <th>Flavanoids</th>\n",
+              "      <th>Nonflavanoid phenols</th>\n",
+              "      <th>Proanthocyanins</th>\n",
+              "      <th>Color intensity</th>\n",
+              "      <th>Hue</th>\n",
+              "      <th>OD280/OD315 of diluted wines</th>\n",
+              "      <th>Proline</th>\n",
+              "    </tr>\n",
+              "  </thead>\n",
+              "  <tbody>\n",
+              "    <tr>\n",
+              "      <th>0</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.23</td>\n",
+              "      <td>1.71</td>\n",
+              "      <td>2.43</td>\n",
+              "      <td>15.6</td>\n",
+              "      <td>127</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>3.06</td>\n",
+              "      <td>0.28</td>\n",
+              "      <td>2.29</td>\n",
+              "      <td>5.64</td>\n",
+              "      <td>1.04</td>\n",
+              "      <td>3.92</td>\n",
+              "      <td>1065</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>1</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.20</td>\n",
+              "      <td>1.78</td>\n",
+              "      <td>2.14</td>\n",
+              "      <td>11.2</td>\n",
+              "      <td>100</td>\n",
+              "      <td>2.65</td>\n",
+              "      <td>2.76</td>\n",
+              "      <td>0.26</td>\n",
+              "      <td>1.28</td>\n",
+              "      <td>4.38</td>\n",
+              "      <td>1.05</td>\n",
+              "      <td>3.40</td>\n",
+              "      <td>1050</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>2</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.16</td>\n",
+              "      <td>2.36</td>\n",
+              "      <td>2.67</td>\n",
+              "      <td>18.6</td>\n",
+              "      <td>101</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>3.24</td>\n",
+              "      <td>0.30</td>\n",
+              "      <td>2.81</td>\n",
+              "      <td>5.68</td>\n",
+              "      <td>1.03</td>\n",
+              "      <td>3.17</td>\n",
+              "      <td>1185</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>3</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.37</td>\n",
+              "      <td>1.95</td>\n",
+              "      <td>2.50</td>\n",
+              "      <td>16.8</td>\n",
+              "      <td>113</td>\n",
+              "      <td>3.85</td>\n",
+              "      <td>3.49</td>\n",
+              "      <td>0.24</td>\n",
+              "      <td>2.18</td>\n",
+              "      <td>7.80</td>\n",
+              "      <td>0.86</td>\n",
+              "      <td>3.45</td>\n",
+              "      <td>1480</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>4</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.24</td>\n",
+              "      <td>2.59</td>\n",
+              "      <td>2.87</td>\n",
+              "      <td>21.0</td>\n",
+              "      <td>118</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>2.69</td>\n",
+              "      <td>0.39</td>\n",
+              "      <td>1.82</td>\n",
+              "      <td>4.32</td>\n",
+              "      <td>1.04</td>\n",
+              "      <td>2.93</td>\n",
+              "      <td>735</td>\n",
+              "    </tr>\n",
+              "  </tbody>\n",
+              "</table>\n",
+              "</div>"
+            ],
+            "text/plain": [
+              "   Class  Alcohol  Malic acid   Ash  Alcalinity of ash  Magnesium  \\\n",
+              "0      1    14.23        1.71  2.43               15.6        127   \n",
+              "1      1    13.20        1.78  2.14               11.2        100   \n",
+              "2      1    13.16        2.36  2.67               18.6        101   \n",
+              "3      1    14.37        1.95  2.50               16.8        113   \n",
+              "4      1    13.24        2.59  2.87               21.0        118   \n",
+              "\n",
+              "   Total phenols  Flavanoids  Nonflavanoid phenols  Proanthocyanins  \\\n",
+              "0           2.80        3.06                  0.28             2.29   \n",
+              "1           2.65        2.76                  0.26             1.28   \n",
+              "2           2.80        3.24                  0.30             2.81   \n",
+              "3           3.85        3.49                  0.24             2.18   \n",
+              "4           2.80        2.69                  0.39             1.82   \n",
+              "\n",
+              "   Color intensity   Hue  OD280/OD315 of diluted wines  Proline  \n",
+              "0             5.64  1.04                          3.92     1065  \n",
+              "1             4.38  1.05                          3.40     1050  \n",
+              "2             5.68  1.03                          3.17     1185  \n",
+              "3             7.80  0.86                          3.45     1480  \n",
+              "4             4.32  1.04                          2.93      735  "
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 56
+        }
+      ]
+    },
+    {
+      "metadata": {
+        "id": "Vi4xSTnCpNs2",
+        "colab_type": "text"
+      },
+      "cell_type": "markdown",
+      "source": [
+        "###Set the values of the first 3 rows from alcohol as NaN\n",
+        "\n",
+        "Hint- Use iloc to select 3 rows of wine_df"
+      ]
+    },
+    {
+      "metadata": {
+        "id": "Zz6Vfge2pPk7",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 360
+        },
+        "outputId": "55817074-a8d1-4699-fa9b-bc267e660941"
+      },
+      "cell_type": "code",
+      "source": [
+        "wine_df.iloc[:3]['Alcohol'] = np.NaN\n",
+        "wine_df.head()"
+      ],
+      "execution_count": 57,
+      "outputs": [
+        {
+          "output_type": "stream",
+          "text": [
+            "/usr/local/lib/python3.6/dist-packages/ipykernel_launcher.py:1: SettingWithCopyWarning: \n",
+            "A value is trying to be set on a copy of a slice from a DataFrame.\n",
+            "Try using .loc[row_indexer,col_indexer] = value instead\n",
+            "\n",
+            "See the caveats in the documentation: http://pandas.pydata.org/pandas-docs/stable/indexing.html#indexing-view-versus-copy\n",
+            "  \"\"\"Entry point for launching an IPython kernel.\n"
+          ],
+          "name": "stderr"
+        },
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/html": [
+              "<div>\n",
+              "<style scoped>\n",
+              "    .dataframe tbody tr th:only-of-type {\n",
+              "        vertical-align: middle;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe tbody tr th {\n",
+              "        vertical-align: top;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe thead th {\n",
+              "        text-align: right;\n",
+              "    }\n",
+              "</style>\n",
+              "<table border=\"1\" class=\"dataframe\">\n",
+              "  <thead>\n",
+              "    <tr style=\"text-align: right;\">\n",
+              "      <th></th>\n",
+              "      <th>Class</th>\n",
+              "      <th>Alcohol</th>\n",
+              "      <th>Malic acid</th>\n",
+              "      <th>Ash</th>\n",
+              "      <th>Alcalinity of ash</th>\n",
+              "      <th>Magnesium</th>\n",
+              "      <th>Total phenols</th>\n",
+              "      <th>Flavanoids</th>\n",
+              "      <th>Nonflavanoid phenols</th>\n",
+              "      <th>Proanthocyanins</th>\n",
+              "      <th>Color intensity</th>\n",
+              "      <th>Hue</th>\n",
+              "      <th>OD280/OD315 of diluted wines</th>\n",
+              "      <th>Proline</th>\n",
+              "    </tr>\n",
+              "  </thead>\n",
+              "  <tbody>\n",
+              "    <tr>\n",
+              "      <th>0</th>\n",
+              "      <td>1</td>\n",
+              "      <td>NaN</td>\n",
+              "      <td>1.71</td>\n",
+              "      <td>2.43</td>\n",
+              "      <td>15.6</td>\n",
+              "      <td>127</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>3.06</td>\n",
+              "      <td>0.28</td>\n",
+              "      <td>2.29</td>\n",
+              "      <td>5.64</td>\n",
+              "      <td>1.04</td>\n",
+              "      <td>3.92</td>\n",
+              "      <td>1065</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>1</th>\n",
+              "      <td>1</td>\n",
+              "      <td>NaN</td>\n",
+              "      <td>1.78</td>\n",
+              "      <td>2.14</td>\n",
+              "      <td>11.2</td>\n",
+              "      <td>100</td>\n",
+              "      <td>2.65</td>\n",
+              "      <td>2.76</td>\n",
+              "      <td>0.26</td>\n",
+              "      <td>1.28</td>\n",
+              "      <td>4.38</td>\n",
+              "      <td>1.05</td>\n",
+              "      <td>3.40</td>\n",
+              "      <td>1050</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>2</th>\n",
+              "      <td>1</td>\n",
+              "      <td>NaN</td>\n",
+              "      <td>2.36</td>\n",
+              "      <td>2.67</td>\n",
+              "      <td>18.6</td>\n",
+              "      <td>101</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>3.24</td>\n",
+              "      <td>0.30</td>\n",
+              "      <td>2.81</td>\n",
+              "      <td>5.68</td>\n",
+              "      <td>1.03</td>\n",
+              "      <td>3.17</td>\n",
+              "      <td>1185</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>3</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.37</td>\n",
+              "      <td>1.95</td>\n",
+              "      <td>2.50</td>\n",
+              "      <td>16.8</td>\n",
+              "      <td>113</td>\n",
+              "      <td>3.85</td>\n",
+              "      <td>3.49</td>\n",
+              "      <td>0.24</td>\n",
+              "      <td>2.18</td>\n",
+              "      <td>7.80</td>\n",
+              "      <td>0.86</td>\n",
+              "      <td>3.45</td>\n",
+              "      <td>1480</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>4</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.24</td>\n",
+              "      <td>2.59</td>\n",
+              "      <td>2.87</td>\n",
+              "      <td>21.0</td>\n",
+              "      <td>118</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>2.69</td>\n",
+              "      <td>0.39</td>\n",
+              "      <td>1.82</td>\n",
+              "      <td>4.32</td>\n",
+              "      <td>1.04</td>\n",
+              "      <td>2.93</td>\n",
+              "      <td>735</td>\n",
+              "    </tr>\n",
+              "  </tbody>\n",
+              "</table>\n",
+              "</div>"
+            ],
+            "text/plain": [
+              "   Class  Alcohol  Malic acid   Ash  Alcalinity of ash  Magnesium  \\\n",
+              "0      1      NaN        1.71  2.43               15.6        127   \n",
+              "1      1      NaN        1.78  2.14               11.2        100   \n",
+              "2      1      NaN        2.36  2.67               18.6        101   \n",
+              "3      1    14.37        1.95  2.50               16.8        113   \n",
+              "4      1    13.24        2.59  2.87               21.0        118   \n",
+              "\n",
+              "   Total phenols  Flavanoids  Nonflavanoid phenols  Proanthocyanins  \\\n",
+              "0           2.80        3.06                  0.28             2.29   \n",
+              "1           2.65        2.76                  0.26             1.28   \n",
+              "2           2.80        3.24                  0.30             2.81   \n",
+              "3           3.85        3.49                  0.24             2.18   \n",
+              "4           2.80        2.69                  0.39             1.82   \n",
+              "\n",
+              "   Color intensity   Hue  OD280/OD315 of diluted wines  Proline  \n",
+              "0             5.64  1.04                          3.92     1065  \n",
+              "1             4.38  1.05                          3.40     1050  \n",
+              "2             5.68  1.03                          3.17     1185  \n",
+              "3             7.80  0.86                          3.45     1480  \n",
+              "4             4.32  1.04                          2.93      735  "
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 57
+        }
+      ]
+    },
+    {
+      "metadata": {
+        "id": "wUmsj7X3plsV",
+        "colab_type": "text"
+      },
+      "cell_type": "markdown",
+      "source": [
+        "###Create an array of 10 random numbers uptill 10 and assign it to a variable named random"
+      ]
+    },
+    {
+      "metadata": {
+        "id": "Hmvh9h-upk-3",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 34
+        },
+        "outputId": "832970e7-1f9b-4016-fa9c-f1bf9eb24368"
+      },
+      "cell_type": "code",
+      "source": [
+        "random = np.random.randint(0, 11, 10)\n",
+        "print(random)"
+      ],
+      "execution_count": 58,
+      "outputs": [
+        {
+          "output_type": "stream",
+          "text": [
+            "[10 10  7  3  8  0  6  9 10  0]\n"
+          ],
+          "name": "stdout"
+        }
+      ]
+    },
+    {
+      "metadata": {
+        "id": "XiM57y3XpwUY",
+        "colab_type": "text"
+      },
+      "cell_type": "markdown",
+      "source": [
+        "###Use random numbers you generated as an index and assign NaN value to each of cell of the column alcohol"
+      ]
+    },
+    {
+      "metadata": {
+        "id": "uFp4_iq3pyzj",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 740
+        },
+        "outputId": "00e0e01e-97d0-4908-9d18-8751be9e17e1"
+      },
+      "cell_type": "code",
+      "source": [
+        "wine_df.loc[random, 'Alcohol'] = np.NaN\n",
+        "print(\"The condition of data frame after operation : \")\n",
+        "wine_df.head(20)"
+      ],
+      "execution_count": 59,
+      "outputs": [
+        {
+          "output_type": "stream",
+          "text": [
+            "The condition of data frame after operation : \n"
+          ],
+          "name": "stdout"
+        },
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/html": [
+              "<div>\n",
+              "<style scoped>\n",
+              "    .dataframe tbody tr th:only-of-type {\n",
+              "        vertical-align: middle;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe tbody tr th {\n",
+              "        vertical-align: top;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe thead th {\n",
+              "        text-align: right;\n",
+              "    }\n",
+              "</style>\n",
+              "<table border=\"1\" class=\"dataframe\">\n",
+              "  <thead>\n",
+              "    <tr style=\"text-align: right;\">\n",
+              "      <th></th>\n",
+              "      <th>Class</th>\n",
+              "      <th>Alcohol</th>\n",
+              "      <th>Malic acid</th>\n",
+              "      <th>Ash</th>\n",
+              "      <th>Alcalinity of ash</th>\n",
+              "      <th>Magnesium</th>\n",
+              "      <th>Total phenols</th>\n",
+              "      <th>Flavanoids</th>\n",
+              "      <th>Nonflavanoid phenols</th>\n",
+              "      <th>Proanthocyanins</th>\n",
+              "      <th>Color intensity</th>\n",
+              "      <th>Hue</th>\n",
+              "      <th>OD280/OD315 of diluted wines</th>\n",
+              "      <th>Proline</th>\n",
+              "    </tr>\n",
+              "  </thead>\n",
+              "  <tbody>\n",
+              "    <tr>\n",
+              "      <th>0</th>\n",
+              "      <td>1</td>\n",
+              "      <td>NaN</td>\n",
+              "      <td>1.71</td>\n",
+              "      <td>2.43</td>\n",
+              "      <td>15.6</td>\n",
+              "      <td>127</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>3.06</td>\n",
+              "      <td>0.28</td>\n",
+              "      <td>2.29</td>\n",
+              "      <td>5.64</td>\n",
+              "      <td>1.04</td>\n",
+              "      <td>3.92</td>\n",
+              "      <td>1065</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>1</th>\n",
+              "      <td>1</td>\n",
+              "      <td>NaN</td>\n",
+              "      <td>1.78</td>\n",
+              "      <td>2.14</td>\n",
+              "      <td>11.2</td>\n",
+              "      <td>100</td>\n",
+              "      <td>2.65</td>\n",
+              "      <td>2.76</td>\n",
+              "      <td>0.26</td>\n",
+              "      <td>1.28</td>\n",
+              "      <td>4.38</td>\n",
+              "      <td>1.05</td>\n",
+              "      <td>3.40</td>\n",
+              "      <td>1050</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>2</th>\n",
+              "      <td>1</td>\n",
+              "      <td>NaN</td>\n",
+              "      <td>2.36</td>\n",
+              "      <td>2.67</td>\n",
+              "      <td>18.6</td>\n",
+              "      <td>101</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>3.24</td>\n",
+              "      <td>0.30</td>\n",
+              "      <td>2.81</td>\n",
+              "      <td>5.68</td>\n",
+              "      <td>1.03</td>\n",
+              "      <td>3.17</td>\n",
+              "      <td>1185</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>3</th>\n",
+              "      <td>1</td>\n",
+              "      <td>NaN</td>\n",
+              "      <td>1.95</td>\n",
+              "      <td>2.50</td>\n",
+              "      <td>16.8</td>\n",
+              "      <td>113</td>\n",
+              "      <td>3.85</td>\n",
+              "      <td>3.49</td>\n",
+              "      <td>0.24</td>\n",
+              "      <td>2.18</td>\n",
+              "      <td>7.80</td>\n",
+              "      <td>0.86</td>\n",
+              "      <td>3.45</td>\n",
+              "      <td>1480</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>4</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.24</td>\n",
+              "      <td>2.59</td>\n",
+              "      <td>2.87</td>\n",
+              "      <td>21.0</td>\n",
+              "      <td>118</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>2.69</td>\n",
+              "      <td>0.39</td>\n",
+              "      <td>1.82</td>\n",
+              "      <td>4.32</td>\n",
+              "      <td>1.04</td>\n",
+              "      <td>2.93</td>\n",
+              "      <td>735</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>5</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.20</td>\n",
+              "      <td>1.76</td>\n",
+              "      <td>2.45</td>\n",
+              "      <td>15.2</td>\n",
+              "      <td>112</td>\n",
+              "      <td>3.27</td>\n",
+              "      <td>3.39</td>\n",
+              "      <td>0.34</td>\n",
+              "      <td>1.97</td>\n",
+              "      <td>6.75</td>\n",
+              "      <td>1.05</td>\n",
+              "      <td>2.85</td>\n",
+              "      <td>1450</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>6</th>\n",
+              "      <td>1</td>\n",
+              "      <td>NaN</td>\n",
+              "      <td>1.87</td>\n",
+              "      <td>2.45</td>\n",
+              "      <td>14.6</td>\n",
+              "      <td>96</td>\n",
+              "      <td>2.50</td>\n",
+              "      <td>2.52</td>\n",
+              "      <td>0.30</td>\n",
+              "      <td>1.98</td>\n",
+              "      <td>5.25</td>\n",
+              "      <td>1.02</td>\n",
+              "      <td>3.58</td>\n",
+              "      <td>1290</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>7</th>\n",
+              "      <td>1</td>\n",
+              "      <td>NaN</td>\n",
+              "      <td>2.15</td>\n",
+              "      <td>2.61</td>\n",
+              "      <td>17.6</td>\n",
+              "      <td>121</td>\n",
+              "      <td>2.60</td>\n",
+              "      <td>2.51</td>\n",
+              "      <td>0.31</td>\n",
+              "      <td>1.25</td>\n",
+              "      <td>5.05</td>\n",
+              "      <td>1.06</td>\n",
+              "      <td>3.58</td>\n",
+              "      <td>1295</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>8</th>\n",
+              "      <td>1</td>\n",
+              "      <td>NaN</td>\n",
+              "      <td>1.64</td>\n",
+              "      <td>2.17</td>\n",
+              "      <td>14.0</td>\n",
+              "      <td>97</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>2.98</td>\n",
+              "      <td>0.29</td>\n",
+              "      <td>1.98</td>\n",
+              "      <td>5.20</td>\n",
+              "      <td>1.08</td>\n",
+              "      <td>2.85</td>\n",
+              "      <td>1045</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>9</th>\n",
+              "      <td>1</td>\n",
+              "      <td>NaN</td>\n",
+              "      <td>1.35</td>\n",
+              "      <td>2.27</td>\n",
+              "      <td>16.0</td>\n",
+              "      <td>98</td>\n",
+              "      <td>2.98</td>\n",
+              "      <td>3.15</td>\n",
+              "      <td>0.22</td>\n",
+              "      <td>1.85</td>\n",
+              "      <td>7.22</td>\n",
+              "      <td>1.01</td>\n",
+              "      <td>3.55</td>\n",
+              "      <td>1045</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>10</th>\n",
+              "      <td>1</td>\n",
+              "      <td>NaN</td>\n",
+              "      <td>2.16</td>\n",
+              "      <td>2.30</td>\n",
+              "      <td>18.0</td>\n",
+              "      <td>105</td>\n",
+              "      <td>2.95</td>\n",
+              "      <td>3.32</td>\n",
+              "      <td>0.22</td>\n",
+              "      <td>2.38</td>\n",
+              "      <td>5.75</td>\n",
+              "      <td>1.25</td>\n",
+              "      <td>3.17</td>\n",
+              "      <td>1510</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>11</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.12</td>\n",
+              "      <td>1.48</td>\n",
+              "      <td>2.32</td>\n",
+              "      <td>16.8</td>\n",
+              "      <td>95</td>\n",
+              "      <td>2.20</td>\n",
+              "      <td>2.43</td>\n",
+              "      <td>0.26</td>\n",
+              "      <td>1.57</td>\n",
+              "      <td>5.00</td>\n",
+              "      <td>1.17</td>\n",
+              "      <td>2.82</td>\n",
+              "      <td>1280</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>12</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.75</td>\n",
+              "      <td>1.73</td>\n",
+              "      <td>2.41</td>\n",
+              "      <td>16.0</td>\n",
+              "      <td>89</td>\n",
+              "      <td>2.60</td>\n",
+              "      <td>2.76</td>\n",
+              "      <td>0.29</td>\n",
+              "      <td>1.81</td>\n",
+              "      <td>5.60</td>\n",
+              "      <td>1.15</td>\n",
+              "      <td>2.90</td>\n",
+              "      <td>1320</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>13</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.75</td>\n",
+              "      <td>1.73</td>\n",
+              "      <td>2.39</td>\n",
+              "      <td>11.4</td>\n",
+              "      <td>91</td>\n",
+              "      <td>3.10</td>\n",
+              "      <td>3.69</td>\n",
+              "      <td>0.43</td>\n",
+              "      <td>2.81</td>\n",
+              "      <td>5.40</td>\n",
+              "      <td>1.25</td>\n",
+              "      <td>2.73</td>\n",
+              "      <td>1150</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>14</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.38</td>\n",
+              "      <td>1.87</td>\n",
+              "      <td>2.38</td>\n",
+              "      <td>12.0</td>\n",
+              "      <td>102</td>\n",
+              "      <td>3.30</td>\n",
+              "      <td>3.64</td>\n",
+              "      <td>0.29</td>\n",
+              "      <td>2.96</td>\n",
+              "      <td>7.50</td>\n",
+              "      <td>1.20</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>1547</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>15</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.63</td>\n",
+              "      <td>1.81</td>\n",
+              "      <td>2.70</td>\n",
+              "      <td>17.2</td>\n",
+              "      <td>112</td>\n",
+              "      <td>2.85</td>\n",
+              "      <td>2.91</td>\n",
+              "      <td>0.30</td>\n",
+              "      <td>1.46</td>\n",
+              "      <td>7.30</td>\n",
+              "      <td>1.28</td>\n",
+              "      <td>2.88</td>\n",
+              "      <td>1310</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>16</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.30</td>\n",
+              "      <td>1.92</td>\n",
+              "      <td>2.72</td>\n",
+              "      <td>20.0</td>\n",
+              "      <td>120</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>3.14</td>\n",
+              "      <td>0.33</td>\n",
+              "      <td>1.97</td>\n",
+              "      <td>6.20</td>\n",
+              "      <td>1.07</td>\n",
+              "      <td>2.65</td>\n",
+              "      <td>1280</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>17</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.83</td>\n",
+              "      <td>1.57</td>\n",
+              "      <td>2.62</td>\n",
+              "      <td>20.0</td>\n",
+              "      <td>115</td>\n",
+              "      <td>2.95</td>\n",
+              "      <td>3.40</td>\n",
+              "      <td>0.40</td>\n",
+              "      <td>1.72</td>\n",
+              "      <td>6.60</td>\n",
+              "      <td>1.13</td>\n",
+              "      <td>2.57</td>\n",
+              "      <td>1130</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>18</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.19</td>\n",
+              "      <td>1.59</td>\n",
+              "      <td>2.48</td>\n",
+              "      <td>16.5</td>\n",
+              "      <td>108</td>\n",
+              "      <td>3.30</td>\n",
+              "      <td>3.93</td>\n",
+              "      <td>0.32</td>\n",
+              "      <td>1.86</td>\n",
+              "      <td>8.70</td>\n",
+              "      <td>1.23</td>\n",
+              "      <td>2.82</td>\n",
+              "      <td>1680</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>19</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.64</td>\n",
+              "      <td>3.10</td>\n",
+              "      <td>2.56</td>\n",
+              "      <td>15.2</td>\n",
+              "      <td>116</td>\n",
+              "      <td>2.70</td>\n",
+              "      <td>3.03</td>\n",
+              "      <td>0.17</td>\n",
+              "      <td>1.66</td>\n",
+              "      <td>5.10</td>\n",
+              "      <td>0.96</td>\n",
+              "      <td>3.36</td>\n",
+              "      <td>845</td>\n",
+              "    </tr>\n",
+              "  </tbody>\n",
+              "</table>\n",
+              "</div>"
+            ],
+            "text/plain": [
+              "    Class  Alcohol  Malic acid   Ash  Alcalinity of ash  Magnesium  \\\n",
+              "0       1      NaN        1.71  2.43               15.6        127   \n",
+              "1       1      NaN        1.78  2.14               11.2        100   \n",
+              "2       1      NaN        2.36  2.67               18.6        101   \n",
+              "3       1      NaN        1.95  2.50               16.8        113   \n",
+              "4       1    13.24        2.59  2.87               21.0        118   \n",
+              "5       1    14.20        1.76  2.45               15.2        112   \n",
+              "6       1      NaN        1.87  2.45               14.6         96   \n",
+              "7       1      NaN        2.15  2.61               17.6        121   \n",
+              "8       1      NaN        1.64  2.17               14.0         97   \n",
+              "9       1      NaN        1.35  2.27               16.0         98   \n",
+              "10      1      NaN        2.16  2.30               18.0        105   \n",
+              "11      1    14.12        1.48  2.32               16.8         95   \n",
+              "12      1    13.75        1.73  2.41               16.0         89   \n",
+              "13      1    14.75        1.73  2.39               11.4         91   \n",
+              "14      1    14.38        1.87  2.38               12.0        102   \n",
+              "15      1    13.63        1.81  2.70               17.2        112   \n",
+              "16      1    14.30        1.92  2.72               20.0        120   \n",
+              "17      1    13.83        1.57  2.62               20.0        115   \n",
+              "18      1    14.19        1.59  2.48               16.5        108   \n",
+              "19      1    13.64        3.10  2.56               15.2        116   \n",
+              "\n",
+              "    Total phenols  Flavanoids  Nonflavanoid phenols  Proanthocyanins  \\\n",
+              "0            2.80        3.06                  0.28             2.29   \n",
+              "1            2.65        2.76                  0.26             1.28   \n",
+              "2            2.80        3.24                  0.30             2.81   \n",
+              "3            3.85        3.49                  0.24             2.18   \n",
+              "4            2.80        2.69                  0.39             1.82   \n",
+              "5            3.27        3.39                  0.34             1.97   \n",
+              "6            2.50        2.52                  0.30             1.98   \n",
+              "7            2.60        2.51                  0.31             1.25   \n",
+              "8            2.80        2.98                  0.29             1.98   \n",
+              "9            2.98        3.15                  0.22             1.85   \n",
+              "10           2.95        3.32                  0.22             2.38   \n",
+              "11           2.20        2.43                  0.26             1.57   \n",
+              "12           2.60        2.76                  0.29             1.81   \n",
+              "13           3.10        3.69                  0.43             2.81   \n",
+              "14           3.30        3.64                  0.29             2.96   \n",
+              "15           2.85        2.91                  0.30             1.46   \n",
+              "16           2.80        3.14                  0.33             1.97   \n",
+              "17           2.95        3.40                  0.40             1.72   \n",
+              "18           3.30        3.93                  0.32             1.86   \n",
+              "19           2.70        3.03                  0.17             1.66   \n",
+              "\n",
+              "    Color intensity   Hue  OD280/OD315 of diluted wines  Proline  \n",
+              "0              5.64  1.04                          3.92     1065  \n",
+              "1              4.38  1.05                          3.40     1050  \n",
+              "2              5.68  1.03                          3.17     1185  \n",
+              "3              7.80  0.86                          3.45     1480  \n",
+              "4              4.32  1.04                          2.93      735  \n",
+              "5              6.75  1.05                          2.85     1450  \n",
+              "6              5.25  1.02                          3.58     1290  \n",
+              "7              5.05  1.06                          3.58     1295  \n",
+              "8              5.20  1.08                          2.85     1045  \n",
+              "9              7.22  1.01                          3.55     1045  \n",
+              "10             5.75  1.25                          3.17     1510  \n",
+              "11             5.00  1.17                          2.82     1280  \n",
+              "12             5.60  1.15                          2.90     1320  \n",
+              "13             5.40  1.25                          2.73     1150  \n",
+              "14             7.50  1.20                          3.00     1547  \n",
+              "15             7.30  1.28                          2.88     1310  \n",
+              "16             6.20  1.07                          2.65     1280  \n",
+              "17             6.60  1.13                          2.57     1130  \n",
+              "18             8.70  1.23                          2.82     1680  \n",
+              "19             5.10  0.96                          3.36      845  "
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 59
+        }
+      ]
+    },
+    {
+      "metadata": {
+        "id": "2QA-q16epzFU",
+        "colab_type": "text"
+      },
+      "cell_type": "markdown",
+      "source": [
+        "###How many missing values do we have?\n",
+        "Hint: you can use isnull() and sum()"
+      ]
+    },
+    {
+      "metadata": {
+        "id": "ziemNezWpzWF",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 272
+        },
+        "outputId": "1219b159-6f65-4f61-c437-884d276b1fd4"
+      },
+      "cell_type": "code",
+      "source": [
+        "wine_df.isnull().sum()"
+      ],
+      "execution_count": 60,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/plain": [
+              "Class                           0\n",
+              "Alcohol                         9\n",
+              "Malic acid                      0\n",
+              "Ash                             0\n",
+              "Alcalinity of ash               0\n",
+              "Magnesium                       0\n",
+              "Total phenols                   0\n",
+              "Flavanoids                      0\n",
+              "Nonflavanoid phenols            0\n",
+              "Proanthocyanins                 0\n",
+              "Color intensity                 0\n",
+              "Hue                             0\n",
+              "OD280/OD315 of diluted wines    0\n",
+              "Proline                         0\n",
+              "dtype: int64"
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 60
+        }
+      ]
+    },
+    {
+      "metadata": {
+        "id": "VO3D_yVVpzgb",
+        "colab_type": "text"
+      },
+      "cell_type": "markdown",
+      "source": [
+        "###Delete the rows that contain missing values"
+      ]
+    },
+    {
+      "metadata": {
+        "id": "4gCP0Ey0pzns",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 723
+        },
+        "outputId": "fd28f9f6-2952-4b37-b214-5604eb4cd778"
+      },
+      "cell_type": "code",
+      "source": [
+        "wine_df.dropna(inplace=True)\n",
+        "wine_df.head(20)"
+      ],
+      "execution_count": 61,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/html": [
+              "<div>\n",
+              "<style scoped>\n",
+              "    .dataframe tbody tr th:only-of-type {\n",
+              "        vertical-align: middle;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe tbody tr th {\n",
+              "        vertical-align: top;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe thead th {\n",
+              "        text-align: right;\n",
+              "    }\n",
+              "</style>\n",
+              "<table border=\"1\" class=\"dataframe\">\n",
+              "  <thead>\n",
+              "    <tr style=\"text-align: right;\">\n",
+              "      <th></th>\n",
+              "      <th>Class</th>\n",
+              "      <th>Alcohol</th>\n",
+              "      <th>Malic acid</th>\n",
+              "      <th>Ash</th>\n",
+              "      <th>Alcalinity of ash</th>\n",
+              "      <th>Magnesium</th>\n",
+              "      <th>Total phenols</th>\n",
+              "      <th>Flavanoids</th>\n",
+              "      <th>Nonflavanoid phenols</th>\n",
+              "      <th>Proanthocyanins</th>\n",
+              "      <th>Color intensity</th>\n",
+              "      <th>Hue</th>\n",
+              "      <th>OD280/OD315 of diluted wines</th>\n",
+              "      <th>Proline</th>\n",
+              "    </tr>\n",
+              "  </thead>\n",
+              "  <tbody>\n",
+              "    <tr>\n",
+              "      <th>4</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.24</td>\n",
+              "      <td>2.59</td>\n",
+              "      <td>2.87</td>\n",
+              "      <td>21.0</td>\n",
+              "      <td>118</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>2.69</td>\n",
+              "      <td>0.39</td>\n",
+              "      <td>1.82</td>\n",
+              "      <td>4.32</td>\n",
+              "      <td>1.04</td>\n",
+              "      <td>2.93</td>\n",
+              "      <td>735</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>5</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.20</td>\n",
+              "      <td>1.76</td>\n",
+              "      <td>2.45</td>\n",
+              "      <td>15.2</td>\n",
+              "      <td>112</td>\n",
+              "      <td>3.27</td>\n",
+              "      <td>3.39</td>\n",
+              "      <td>0.34</td>\n",
+              "      <td>1.97</td>\n",
+              "      <td>6.75</td>\n",
+              "      <td>1.05</td>\n",
+              "      <td>2.85</td>\n",
+              "      <td>1450</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>11</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.12</td>\n",
+              "      <td>1.48</td>\n",
+              "      <td>2.32</td>\n",
+              "      <td>16.8</td>\n",
+              "      <td>95</td>\n",
+              "      <td>2.20</td>\n",
+              "      <td>2.43</td>\n",
+              "      <td>0.26</td>\n",
+              "      <td>1.57</td>\n",
+              "      <td>5.00</td>\n",
+              "      <td>1.17</td>\n",
+              "      <td>2.82</td>\n",
+              "      <td>1280</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>12</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.75</td>\n",
+              "      <td>1.73</td>\n",
+              "      <td>2.41</td>\n",
+              "      <td>16.0</td>\n",
+              "      <td>89</td>\n",
+              "      <td>2.60</td>\n",
+              "      <td>2.76</td>\n",
+              "      <td>0.29</td>\n",
+              "      <td>1.81</td>\n",
+              "      <td>5.60</td>\n",
+              "      <td>1.15</td>\n",
+              "      <td>2.90</td>\n",
+              "      <td>1320</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>13</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.75</td>\n",
+              "      <td>1.73</td>\n",
+              "      <td>2.39</td>\n",
+              "      <td>11.4</td>\n",
+              "      <td>91</td>\n",
+              "      <td>3.10</td>\n",
+              "      <td>3.69</td>\n",
+              "      <td>0.43</td>\n",
+              "      <td>2.81</td>\n",
+              "      <td>5.40</td>\n",
+              "      <td>1.25</td>\n",
+              "      <td>2.73</td>\n",
+              "      <td>1150</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>14</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.38</td>\n",
+              "      <td>1.87</td>\n",
+              "      <td>2.38</td>\n",
+              "      <td>12.0</td>\n",
+              "      <td>102</td>\n",
+              "      <td>3.30</td>\n",
+              "      <td>3.64</td>\n",
+              "      <td>0.29</td>\n",
+              "      <td>2.96</td>\n",
+              "      <td>7.50</td>\n",
+              "      <td>1.20</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>1547</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>15</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.63</td>\n",
+              "      <td>1.81</td>\n",
+              "      <td>2.70</td>\n",
+              "      <td>17.2</td>\n",
+              "      <td>112</td>\n",
+              "      <td>2.85</td>\n",
+              "      <td>2.91</td>\n",
+              "      <td>0.30</td>\n",
+              "      <td>1.46</td>\n",
+              "      <td>7.30</td>\n",
+              "      <td>1.28</td>\n",
+              "      <td>2.88</td>\n",
+              "      <td>1310</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>16</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.30</td>\n",
+              "      <td>1.92</td>\n",
+              "      <td>2.72</td>\n",
+              "      <td>20.0</td>\n",
+              "      <td>120</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>3.14</td>\n",
+              "      <td>0.33</td>\n",
+              "      <td>1.97</td>\n",
+              "      <td>6.20</td>\n",
+              "      <td>1.07</td>\n",
+              "      <td>2.65</td>\n",
+              "      <td>1280</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>17</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.83</td>\n",
+              "      <td>1.57</td>\n",
+              "      <td>2.62</td>\n",
+              "      <td>20.0</td>\n",
+              "      <td>115</td>\n",
+              "      <td>2.95</td>\n",
+              "      <td>3.40</td>\n",
+              "      <td>0.40</td>\n",
+              "      <td>1.72</td>\n",
+              "      <td>6.60</td>\n",
+              "      <td>1.13</td>\n",
+              "      <td>2.57</td>\n",
+              "      <td>1130</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>18</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.19</td>\n",
+              "      <td>1.59</td>\n",
+              "      <td>2.48</td>\n",
+              "      <td>16.5</td>\n",
+              "      <td>108</td>\n",
+              "      <td>3.30</td>\n",
+              "      <td>3.93</td>\n",
+              "      <td>0.32</td>\n",
+              "      <td>1.86</td>\n",
+              "      <td>8.70</td>\n",
+              "      <td>1.23</td>\n",
+              "      <td>2.82</td>\n",
+              "      <td>1680</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>19</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.64</td>\n",
+              "      <td>3.10</td>\n",
+              "      <td>2.56</td>\n",
+              "      <td>15.2</td>\n",
+              "      <td>116</td>\n",
+              "      <td>2.70</td>\n",
+              "      <td>3.03</td>\n",
+              "      <td>0.17</td>\n",
+              "      <td>1.66</td>\n",
+              "      <td>5.10</td>\n",
+              "      <td>0.96</td>\n",
+              "      <td>3.36</td>\n",
+              "      <td>845</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>20</th>\n",
+              "      <td>1</td>\n",
+              "      <td>14.06</td>\n",
+              "      <td>1.63</td>\n",
+              "      <td>2.28</td>\n",
+              "      <td>16.0</td>\n",
+              "      <td>126</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>3.17</td>\n",
+              "      <td>0.24</td>\n",
+              "      <td>2.10</td>\n",
+              "      <td>5.65</td>\n",
+              "      <td>1.09</td>\n",
+              "      <td>3.71</td>\n",
+              "      <td>780</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>21</th>\n",
+              "      <td>1</td>\n",
+              "      <td>12.93</td>\n",
+              "      <td>3.80</td>\n",
+              "      <td>2.65</td>\n",
+              "      <td>18.6</td>\n",
+              "      <td>102</td>\n",
+              "      <td>2.41</td>\n",
+              "      <td>2.41</td>\n",
+              "      <td>0.25</td>\n",
+              "      <td>1.98</td>\n",
+              "      <td>4.50</td>\n",
+              "      <td>1.03</td>\n",
+              "      <td>3.52</td>\n",
+              "      <td>770</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>22</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.71</td>\n",
+              "      <td>1.86</td>\n",
+              "      <td>2.36</td>\n",
+              "      <td>16.6</td>\n",
+              "      <td>101</td>\n",
+              "      <td>2.61</td>\n",
+              "      <td>2.88</td>\n",
+              "      <td>0.27</td>\n",
+              "      <td>1.69</td>\n",
+              "      <td>3.80</td>\n",
+              "      <td>1.11</td>\n",
+              "      <td>4.00</td>\n",
+              "      <td>1035</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>23</th>\n",
+              "      <td>1</td>\n",
+              "      <td>12.85</td>\n",
+              "      <td>1.60</td>\n",
+              "      <td>2.52</td>\n",
+              "      <td>17.8</td>\n",
+              "      <td>95</td>\n",
+              "      <td>2.48</td>\n",
+              "      <td>2.37</td>\n",
+              "      <td>0.26</td>\n",
+              "      <td>1.46</td>\n",
+              "      <td>3.93</td>\n",
+              "      <td>1.09</td>\n",
+              "      <td>3.63</td>\n",
+              "      <td>1015</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>24</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.50</td>\n",
+              "      <td>1.81</td>\n",
+              "      <td>2.61</td>\n",
+              "      <td>20.0</td>\n",
+              "      <td>96</td>\n",
+              "      <td>2.53</td>\n",
+              "      <td>2.61</td>\n",
+              "      <td>0.28</td>\n",
+              "      <td>1.66</td>\n",
+              "      <td>3.52</td>\n",
+              "      <td>1.12</td>\n",
+              "      <td>3.82</td>\n",
+              "      <td>845</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>25</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.05</td>\n",
+              "      <td>2.05</td>\n",
+              "      <td>3.22</td>\n",
+              "      <td>25.0</td>\n",
+              "      <td>124</td>\n",
+              "      <td>2.63</td>\n",
+              "      <td>2.68</td>\n",
+              "      <td>0.47</td>\n",
+              "      <td>1.92</td>\n",
+              "      <td>3.58</td>\n",
+              "      <td>1.13</td>\n",
+              "      <td>3.20</td>\n",
+              "      <td>830</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>26</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.39</td>\n",
+              "      <td>1.77</td>\n",
+              "      <td>2.62</td>\n",
+              "      <td>16.1</td>\n",
+              "      <td>93</td>\n",
+              "      <td>2.85</td>\n",
+              "      <td>2.94</td>\n",
+              "      <td>0.34</td>\n",
+              "      <td>1.45</td>\n",
+              "      <td>4.80</td>\n",
+              "      <td>0.92</td>\n",
+              "      <td>3.22</td>\n",
+              "      <td>1195</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>27</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.30</td>\n",
+              "      <td>1.72</td>\n",
+              "      <td>2.14</td>\n",
+              "      <td>17.0</td>\n",
+              "      <td>94</td>\n",
+              "      <td>2.40</td>\n",
+              "      <td>2.19</td>\n",
+              "      <td>0.27</td>\n",
+              "      <td>1.35</td>\n",
+              "      <td>3.95</td>\n",
+              "      <td>1.02</td>\n",
+              "      <td>2.77</td>\n",
+              "      <td>1285</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>28</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.87</td>\n",
+              "      <td>1.90</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>19.4</td>\n",
+              "      <td>107</td>\n",
+              "      <td>2.95</td>\n",
+              "      <td>2.97</td>\n",
+              "      <td>0.37</td>\n",
+              "      <td>1.76</td>\n",
+              "      <td>4.50</td>\n",
+              "      <td>1.25</td>\n",
+              "      <td>3.40</td>\n",
+              "      <td>915</td>\n",
+              "    </tr>\n",
+              "  </tbody>\n",
+              "</table>\n",
+              "</div>"
+            ],
+            "text/plain": [
+              "    Class  Alcohol  Malic acid   Ash  Alcalinity of ash  Magnesium  \\\n",
+              "4       1    13.24        2.59  2.87               21.0        118   \n",
+              "5       1    14.20        1.76  2.45               15.2        112   \n",
+              "11      1    14.12        1.48  2.32               16.8         95   \n",
+              "12      1    13.75        1.73  2.41               16.0         89   \n",
+              "13      1    14.75        1.73  2.39               11.4         91   \n",
+              "14      1    14.38        1.87  2.38               12.0        102   \n",
+              "15      1    13.63        1.81  2.70               17.2        112   \n",
+              "16      1    14.30        1.92  2.72               20.0        120   \n",
+              "17      1    13.83        1.57  2.62               20.0        115   \n",
+              "18      1    14.19        1.59  2.48               16.5        108   \n",
+              "19      1    13.64        3.10  2.56               15.2        116   \n",
+              "20      1    14.06        1.63  2.28               16.0        126   \n",
+              "21      1    12.93        3.80  2.65               18.6        102   \n",
+              "22      1    13.71        1.86  2.36               16.6        101   \n",
+              "23      1    12.85        1.60  2.52               17.8         95   \n",
+              "24      1    13.50        1.81  2.61               20.0         96   \n",
+              "25      1    13.05        2.05  3.22               25.0        124   \n",
+              "26      1    13.39        1.77  2.62               16.1         93   \n",
+              "27      1    13.30        1.72  2.14               17.0         94   \n",
+              "28      1    13.87        1.90  2.80               19.4        107   \n",
+              "\n",
+              "    Total phenols  Flavanoids  Nonflavanoid phenols  Proanthocyanins  \\\n",
+              "4            2.80        2.69                  0.39             1.82   \n",
+              "5            3.27        3.39                  0.34             1.97   \n",
+              "11           2.20        2.43                  0.26             1.57   \n",
+              "12           2.60        2.76                  0.29             1.81   \n",
+              "13           3.10        3.69                  0.43             2.81   \n",
+              "14           3.30        3.64                  0.29             2.96   \n",
+              "15           2.85        2.91                  0.30             1.46   \n",
+              "16           2.80        3.14                  0.33             1.97   \n",
+              "17           2.95        3.40                  0.40             1.72   \n",
+              "18           3.30        3.93                  0.32             1.86   \n",
+              "19           2.70        3.03                  0.17             1.66   \n",
+              "20           3.00        3.17                  0.24             2.10   \n",
+              "21           2.41        2.41                  0.25             1.98   \n",
+              "22           2.61        2.88                  0.27             1.69   \n",
+              "23           2.48        2.37                  0.26             1.46   \n",
+              "24           2.53        2.61                  0.28             1.66   \n",
+              "25           2.63        2.68                  0.47             1.92   \n",
+              "26           2.85        2.94                  0.34             1.45   \n",
+              "27           2.40        2.19                  0.27             1.35   \n",
+              "28           2.95        2.97                  0.37             1.76   \n",
+              "\n",
+              "    Color intensity   Hue  OD280/OD315 of diluted wines  Proline  \n",
+              "4              4.32  1.04                          2.93      735  \n",
+              "5              6.75  1.05                          2.85     1450  \n",
+              "11             5.00  1.17                          2.82     1280  \n",
+              "12             5.60  1.15                          2.90     1320  \n",
+              "13             5.40  1.25                          2.73     1150  \n",
+              "14             7.50  1.20                          3.00     1547  \n",
+              "15             7.30  1.28                          2.88     1310  \n",
+              "16             6.20  1.07                          2.65     1280  \n",
+              "17             6.60  1.13                          2.57     1130  \n",
+              "18             8.70  1.23                          2.82     1680  \n",
+              "19             5.10  0.96                          3.36      845  \n",
+              "20             5.65  1.09                          3.71      780  \n",
+              "21             4.50  1.03                          3.52      770  \n",
+              "22             3.80  1.11                          4.00     1035  \n",
+              "23             3.93  1.09                          3.63     1015  \n",
+              "24             3.52  1.12                          3.82      845  \n",
+              "25             3.58  1.13                          3.20      830  \n",
+              "26             4.80  0.92                          3.22     1195  \n",
+              "27             3.95  1.02                          2.77     1285  \n",
+              "28             4.50  1.25                          3.40      915  "
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 61
+        }
+      ]
+    },
+    {
+      "metadata": {
+        "id": "kwvj4pPkqzXQ",
+        "colab_type": "text"
+      },
+      "cell_type": "markdown",
+      "source": [
+        "###BONUS: Play with the data set below"
+      ]
+    },
+    {
+      "metadata": {
+        "id": "dpNV7tcekSzw",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 351
+        },
+        "outputId": "f5093cae-43ad-442f-ce8d-2a94c35b5ab2"
+      },
+      "cell_type": "code",
+      "source": [
+        "wine_df.describe()"
+      ],
+      "execution_count": 62,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/html": [
+              "<div>\n",
+              "<style scoped>\n",
+              "    .dataframe tbody tr th:only-of-type {\n",
+              "        vertical-align: middle;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe tbody tr th {\n",
+              "        vertical-align: top;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe thead th {\n",
+              "        text-align: right;\n",
+              "    }\n",
+              "</style>\n",
+              "<table border=\"1\" class=\"dataframe\">\n",
+              "  <thead>\n",
+              "    <tr style=\"text-align: right;\">\n",
+              "      <th></th>\n",
+              "      <th>Class</th>\n",
+              "      <th>Alcohol</th>\n",
+              "      <th>Malic acid</th>\n",
+              "      <th>Ash</th>\n",
+              "      <th>Alcalinity of ash</th>\n",
+              "      <th>Magnesium</th>\n",
+              "      <th>Total phenols</th>\n",
+              "      <th>Flavanoids</th>\n",
+              "      <th>Nonflavanoid phenols</th>\n",
+              "      <th>Proanthocyanins</th>\n",
+              "      <th>Color intensity</th>\n",
+              "      <th>Hue</th>\n",
+              "      <th>OD280/OD315 of diluted wines</th>\n",
+              "      <th>Proline</th>\n",
+              "    </tr>\n",
+              "  </thead>\n",
+              "  <tbody>\n",
+              "    <tr>\n",
+              "      <th>count</th>\n",
+              "      <td>169.000000</td>\n",
+              "      <td>169.000000</td>\n",
+              "      <td>169.000000</td>\n",
+              "      <td>169.000000</td>\n",
+              "      <td>169.000000</td>\n",
+              "      <td>169.000000</td>\n",
+              "      <td>169.000000</td>\n",
+              "      <td>169.000000</td>\n",
+              "      <td>169.000000</td>\n",
+              "      <td>169.000000</td>\n",
+              "      <td>169.000000</td>\n",
+              "      <td>169.000000</td>\n",
+              "      <td>169.000000</td>\n",
+              "      <td>169.000000</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>mean</th>\n",
+              "      <td>1.988166</td>\n",
+              "      <td>12.946213</td>\n",
+              "      <td>2.360355</td>\n",
+              "      <td>2.365089</td>\n",
+              "      <td>19.690533</td>\n",
+              "      <td>99.384615</td>\n",
+              "      <td>2.263905</td>\n",
+              "      <td>1.977396</td>\n",
+              "      <td>0.366805</td>\n",
+              "      <td>1.569112</td>\n",
+              "      <td>5.019941</td>\n",
+              "      <td>0.952817</td>\n",
+              "      <td>2.569290</td>\n",
+              "      <td>721.786982</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>std</th>\n",
+              "      <td>0.763670</td>\n",
+              "      <td>0.788140</td>\n",
+              "      <td>1.139676</td>\n",
+              "      <td>0.278577</td>\n",
+              "      <td>3.276290</td>\n",
+              "      <td>14.363479</td>\n",
+              "      <td>0.621170</td>\n",
+              "      <td>0.995967</td>\n",
+              "      <td>0.125586</td>\n",
+              "      <td>0.568920</td>\n",
+              "      <td>2.361798</td>\n",
+              "      <td>0.232684</td>\n",
+              "      <td>0.700543</td>\n",
+              "      <td>300.476629</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>min</th>\n",
+              "      <td>1.000000</td>\n",
+              "      <td>11.030000</td>\n",
+              "      <td>0.740000</td>\n",
+              "      <td>1.360000</td>\n",
+              "      <td>10.600000</td>\n",
+              "      <td>70.000000</td>\n",
+              "      <td>0.980000</td>\n",
+              "      <td>0.340000</td>\n",
+              "      <td>0.130000</td>\n",
+              "      <td>0.410000</td>\n",
+              "      <td>1.280000</td>\n",
+              "      <td>0.480000</td>\n",
+              "      <td>1.270000</td>\n",
+              "      <td>278.000000</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>25%</th>\n",
+              "      <td>1.000000</td>\n",
+              "      <td>12.330000</td>\n",
+              "      <td>1.590000</td>\n",
+              "      <td>2.210000</td>\n",
+              "      <td>17.500000</td>\n",
+              "      <td>88.000000</td>\n",
+              "      <td>1.700000</td>\n",
+              "      <td>1.090000</td>\n",
+              "      <td>0.270000</td>\n",
+              "      <td>1.220000</td>\n",
+              "      <td>3.080000</td>\n",
+              "      <td>0.770000</td>\n",
+              "      <td>1.860000</td>\n",
+              "      <td>495.000000</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>50%</th>\n",
+              "      <td>2.000000</td>\n",
+              "      <td>12.960000</td>\n",
+              "      <td>1.860000</td>\n",
+              "      <td>2.360000</td>\n",
+              "      <td>19.500000</td>\n",
+              "      <td>97.000000</td>\n",
+              "      <td>2.220000</td>\n",
+              "      <td>2.030000</td>\n",
+              "      <td>0.340000</td>\n",
+              "      <td>1.540000</td>\n",
+              "      <td>4.600000</td>\n",
+              "      <td>0.960000</td>\n",
+              "      <td>2.770000</td>\n",
+              "      <td>650.000000</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>75%</th>\n",
+              "      <td>3.000000</td>\n",
+              "      <td>13.580000</td>\n",
+              "      <td>3.170000</td>\n",
+              "      <td>2.560000</td>\n",
+              "      <td>21.500000</td>\n",
+              "      <td>107.000000</td>\n",
+              "      <td>2.750000</td>\n",
+              "      <td>2.780000</td>\n",
+              "      <td>0.450000</td>\n",
+              "      <td>1.900000</td>\n",
+              "      <td>6.200000</td>\n",
+              "      <td>1.120000</td>\n",
+              "      <td>3.130000</td>\n",
+              "      <td>885.000000</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>max</th>\n",
+              "      <td>3.000000</td>\n",
+              "      <td>14.750000</td>\n",
+              "      <td>5.800000</td>\n",
+              "      <td>3.230000</td>\n",
+              "      <td>30.000000</td>\n",
+              "      <td>162.000000</td>\n",
+              "      <td>3.880000</td>\n",
+              "      <td>5.080000</td>\n",
+              "      <td>0.660000</td>\n",
+              "      <td>3.580000</td>\n",
+              "      <td>13.000000</td>\n",
+              "      <td>1.710000</td>\n",
+              "      <td>4.000000</td>\n",
+              "      <td>1680.000000</td>\n",
+              "    </tr>\n",
+              "  </tbody>\n",
+              "</table>\n",
+              "</div>"
+            ],
+            "text/plain": [
+              "            Class     Alcohol  Malic acid         Ash  Alcalinity of ash  \\\n",
+              "count  169.000000  169.000000  169.000000  169.000000         169.000000   \n",
+              "mean     1.988166   12.946213    2.360355    2.365089          19.690533   \n",
+              "std      0.763670    0.788140    1.139676    0.278577           3.276290   \n",
+              "min      1.000000   11.030000    0.740000    1.360000          10.600000   \n",
+              "25%      1.000000   12.330000    1.590000    2.210000          17.500000   \n",
+              "50%      2.000000   12.960000    1.860000    2.360000          19.500000   \n",
+              "75%      3.000000   13.580000    3.170000    2.560000          21.500000   \n",
+              "max      3.000000   14.750000    5.800000    3.230000          30.000000   \n",
+              "\n",
+              "        Magnesium  Total phenols  Flavanoids  Nonflavanoid phenols  \\\n",
+              "count  169.000000     169.000000  169.000000            169.000000   \n",
+              "mean    99.384615       2.263905    1.977396              0.366805   \n",
+              "std     14.363479       0.621170    0.995967              0.125586   \n",
+              "min     70.000000       0.980000    0.340000              0.130000   \n",
+              "25%     88.000000       1.700000    1.090000              0.270000   \n",
+              "50%     97.000000       2.220000    2.030000              0.340000   \n",
+              "75%    107.000000       2.750000    2.780000              0.450000   \n",
+              "max    162.000000       3.880000    5.080000              0.660000   \n",
+              "\n",
+              "       Proanthocyanins  Color intensity         Hue  \\\n",
+              "count       169.000000       169.000000  169.000000   \n",
+              "mean          1.569112         5.019941    0.952817   \n",
+              "std           0.568920         2.361798    0.232684   \n",
+              "min           0.410000         1.280000    0.480000   \n",
+              "25%           1.220000         3.080000    0.770000   \n",
+              "50%           1.540000         4.600000    0.960000   \n",
+              "75%           1.900000         6.200000    1.120000   \n",
+              "max           3.580000        13.000000    1.710000   \n",
+              "\n",
+              "       OD280/OD315 of diluted wines      Proline  \n",
+              "count                    169.000000   169.000000  \n",
+              "mean                       2.569290   721.786982  \n",
+              "std                        0.700543   300.476629  \n",
+              "min                        1.270000   278.000000  \n",
+              "25%                        1.860000   495.000000  \n",
+              "50%                        2.770000   650.000000  \n",
+              "75%                        3.130000   885.000000  \n",
+              "max                        4.000000  1680.000000  "
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 62
+        }
+      ]
+    },
+    {
+      "metadata": {
+        "id": "nU95_b0NpMdn",
+        "colab_type": "text"
+      },
+      "cell_type": "markdown",
+      "source": [
+        "### Whole DataFrame sorted in ascending order by all columns"
+      ]
+    },
+    {
+      "metadata": {
+        "id": "8laNQ6S2kS7t",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 2023
+        },
+        "outputId": "2e5219c3-b3b1-4ddb-9bc1-3e0df1613dc0"
+      },
+      "cell_type": "code",
+      "source": [
+        "wine_df = wine_df.sort_values(by=wine_df.columns.tolist())\n",
+        "wine_df"
+      ],
+      "execution_count": 63,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/html": [
+              "<div>\n",
+              "<style scoped>\n",
+              "    .dataframe tbody tr th:only-of-type {\n",
+              "        vertical-align: middle;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe tbody tr th {\n",
+              "        vertical-align: top;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe thead th {\n",
+              "        text-align: right;\n",
+              "    }\n",
+              "</style>\n",
+              "<table border=\"1\" class=\"dataframe\">\n",
+              "  <thead>\n",
+              "    <tr style=\"text-align: right;\">\n",
+              "      <th></th>\n",
+              "      <th>Class</th>\n",
+              "      <th>Alcohol</th>\n",
+              "      <th>Malic acid</th>\n",
+              "      <th>Ash</th>\n",
+              "      <th>Alcalinity of ash</th>\n",
+              "      <th>Magnesium</th>\n",
+              "      <th>Total phenols</th>\n",
+              "      <th>Flavanoids</th>\n",
+              "      <th>Nonflavanoid phenols</th>\n",
+              "      <th>Proanthocyanins</th>\n",
+              "      <th>Color intensity</th>\n",
+              "      <th>Hue</th>\n",
+              "      <th>OD280/OD315 of diluted wines</th>\n",
+              "      <th>Proline</th>\n",
+              "    </tr>\n",
+              "  </thead>\n",
+              "  <tbody>\n",
+              "    <tr>\n",
+              "      <th>23</th>\n",
+              "      <td>1</td>\n",
+              "      <td>12.85</td>\n",
+              "      <td>1.60</td>\n",
+              "      <td>2.52</td>\n",
+              "      <td>17.8</td>\n",
+              "      <td>95</td>\n",
+              "      <td>2.48</td>\n",
+              "      <td>2.37</td>\n",
+              "      <td>0.26</td>\n",
+              "      <td>1.46</td>\n",
+              "      <td>3.93</td>\n",
+              "      <td>1.09</td>\n",
+              "      <td>3.63</td>\n",
+              "      <td>1015</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>21</th>\n",
+              "      <td>1</td>\n",
+              "      <td>12.93</td>\n",
+              "      <td>3.80</td>\n",
+              "      <td>2.65</td>\n",
+              "      <td>18.6</td>\n",
+              "      <td>102</td>\n",
+              "      <td>2.41</td>\n",
+              "      <td>2.41</td>\n",
+              "      <td>0.25</td>\n",
+              "      <td>1.98</td>\n",
+              "      <td>4.50</td>\n",
+              "      <td>1.03</td>\n",
+              "      <td>3.52</td>\n",
+              "      <td>770</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>37</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.05</td>\n",
+              "      <td>1.65</td>\n",
+              "      <td>2.55</td>\n",
+              "      <td>18.0</td>\n",
+              "      <td>98</td>\n",
+              "      <td>2.45</td>\n",
+              "      <td>2.43</td>\n",
+              "      <td>0.29</td>\n",
+              "      <td>1.44</td>\n",
+              "      <td>4.25</td>\n",
+              "      <td>1.12</td>\n",
+              "      <td>2.51</td>\n",
+              "      <td>1105</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>50</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.05</td>\n",
+              "      <td>1.73</td>\n",
+              "      <td>2.04</td>\n",
+              "      <td>12.4</td>\n",
+              "      <td>92</td>\n",
+              "      <td>2.72</td>\n",
+              "      <td>3.27</td>\n",
+              "      <td>0.17</td>\n",
+              "      <td>2.91</td>\n",
+              "      <td>7.20</td>\n",
+              "      <td>1.12</td>\n",
+              "      <td>2.91</td>\n",
+              "      <td>1150</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>44</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.05</td>\n",
+              "      <td>1.77</td>\n",
+              "      <td>2.10</td>\n",
+              "      <td>17.0</td>\n",
+              "      <td>107</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>0.28</td>\n",
+              "      <td>2.03</td>\n",
+              "      <td>5.04</td>\n",
+              "      <td>0.88</td>\n",
+              "      <td>3.35</td>\n",
+              "      <td>885</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>25</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.05</td>\n",
+              "      <td>2.05</td>\n",
+              "      <td>3.22</td>\n",
+              "      <td>25.0</td>\n",
+              "      <td>124</td>\n",
+              "      <td>2.63</td>\n",
+              "      <td>2.68</td>\n",
+              "      <td>0.47</td>\n",
+              "      <td>1.92</td>\n",
+              "      <td>3.58</td>\n",
+              "      <td>1.13</td>\n",
+              "      <td>3.20</td>\n",
+              "      <td>830</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>38</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.07</td>\n",
+              "      <td>1.50</td>\n",
+              "      <td>2.10</td>\n",
+              "      <td>15.5</td>\n",
+              "      <td>98</td>\n",
+              "      <td>2.40</td>\n",
+              "      <td>2.64</td>\n",
+              "      <td>0.28</td>\n",
+              "      <td>1.37</td>\n",
+              "      <td>3.70</td>\n",
+              "      <td>1.18</td>\n",
+              "      <td>2.69</td>\n",
+              "      <td>1020</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>4</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.24</td>\n",
+              "      <td>2.59</td>\n",
+              "      <td>2.87</td>\n",
+              "      <td>21.0</td>\n",
+              "      <td>118</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>2.69</td>\n",
+              "      <td>0.39</td>\n",
+              "      <td>1.82</td>\n",
+              "      <td>4.32</td>\n",
+              "      <td>1.04</td>\n",
+              "      <td>2.93</td>\n",
+              "      <td>735</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>43</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.24</td>\n",
+              "      <td>3.98</td>\n",
+              "      <td>2.29</td>\n",
+              "      <td>17.5</td>\n",
+              "      <td>103</td>\n",
+              "      <td>2.64</td>\n",
+              "      <td>2.63</td>\n",
+              "      <td>0.32</td>\n",
+              "      <td>1.66</td>\n",
+              "      <td>4.36</td>\n",
+              "      <td>0.82</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>680</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>36</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.28</td>\n",
+              "      <td>1.64</td>\n",
+              "      <td>2.84</td>\n",
+              "      <td>15.5</td>\n",
+              "      <td>110</td>\n",
+              "      <td>2.60</td>\n",
+              "      <td>2.68</td>\n",
+              "      <td>0.34</td>\n",
+              "      <td>1.36</td>\n",
+              "      <td>4.60</td>\n",
+              "      <td>1.09</td>\n",
+              "      <td>2.78</td>\n",
+              "      <td>880</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>57</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.29</td>\n",
+              "      <td>1.97</td>\n",
+              "      <td>2.68</td>\n",
+              "      <td>16.8</td>\n",
+              "      <td>102</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>3.23</td>\n",
+              "      <td>0.31</td>\n",
+              "      <td>1.66</td>\n",
+              "      <td>6.00</td>\n",
+              "      <td>1.07</td>\n",
+              "      <td>2.84</td>\n",
+              "      <td>1270</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>27</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.30</td>\n",
+              "      <td>1.72</td>\n",
+              "      <td>2.14</td>\n",
+              "      <td>17.0</td>\n",
+              "      <td>94</td>\n",
+              "      <td>2.40</td>\n",
+              "      <td>2.19</td>\n",
+              "      <td>0.27</td>\n",
+              "      <td>1.35</td>\n",
+              "      <td>3.95</td>\n",
+              "      <td>1.02</td>\n",
+              "      <td>2.77</td>\n",
+              "      <td>1285</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>26</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.39</td>\n",
+              "      <td>1.77</td>\n",
+              "      <td>2.62</td>\n",
+              "      <td>16.1</td>\n",
+              "      <td>93</td>\n",
+              "      <td>2.85</td>\n",
+              "      <td>2.94</td>\n",
+              "      <td>0.34</td>\n",
+              "      <td>1.45</td>\n",
+              "      <td>4.80</td>\n",
+              "      <td>0.92</td>\n",
+              "      <td>3.22</td>\n",
+              "      <td>1195</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>41</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.41</td>\n",
+              "      <td>3.84</td>\n",
+              "      <td>2.12</td>\n",
+              "      <td>18.8</td>\n",
+              "      <td>90</td>\n",
+              "      <td>2.45</td>\n",
+              "      <td>2.68</td>\n",
+              "      <td>0.27</td>\n",
+              "      <td>1.48</td>\n",
+              "      <td>4.28</td>\n",
+              "      <td>0.91</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>1035</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>35</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.48</td>\n",
+              "      <td>1.81</td>\n",
+              "      <td>2.41</td>\n",
+              "      <td>20.5</td>\n",
+              "      <td>100</td>\n",
+              "      <td>2.70</td>\n",
+              "      <td>2.98</td>\n",
+              "      <td>0.26</td>\n",
+              "      <td>1.86</td>\n",
+              "      <td>5.10</td>\n",
+              "      <td>1.04</td>\n",
+              "      <td>3.47</td>\n",
+              "      <td>920</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>24</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.50</td>\n",
+              "      <td>1.81</td>\n",
+              "      <td>2.61</td>\n",
+              "      <td>20.0</td>\n",
+              "      <td>96</td>\n",
+              "      <td>2.53</td>\n",
+              "      <td>2.61</td>\n",
+              "      <td>0.28</td>\n",
+              "      <td>1.66</td>\n",
+              "      <td>3.52</td>\n",
+              "      <td>1.12</td>\n",
+              "      <td>3.82</td>\n",
+              "      <td>845</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>34</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.51</td>\n",
+              "      <td>1.80</td>\n",
+              "      <td>2.65</td>\n",
+              "      <td>19.0</td>\n",
+              "      <td>110</td>\n",
+              "      <td>2.35</td>\n",
+              "      <td>2.53</td>\n",
+              "      <td>0.29</td>\n",
+              "      <td>1.54</td>\n",
+              "      <td>4.20</td>\n",
+              "      <td>1.10</td>\n",
+              "      <td>2.87</td>\n",
+              "      <td>1095</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>40</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.56</td>\n",
+              "      <td>1.71</td>\n",
+              "      <td>2.31</td>\n",
+              "      <td>16.2</td>\n",
+              "      <td>117</td>\n",
+              "      <td>3.15</td>\n",
+              "      <td>3.29</td>\n",
+              "      <td>0.34</td>\n",
+              "      <td>2.34</td>\n",
+              "      <td>6.13</td>\n",
+              "      <td>0.95</td>\n",
+              "      <td>3.38</td>\n",
+              "      <td>795</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>55</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.56</td>\n",
+              "      <td>1.73</td>\n",
+              "      <td>2.46</td>\n",
+              "      <td>20.5</td>\n",
+              "      <td>116</td>\n",
+              "      <td>2.96</td>\n",
+              "      <td>2.78</td>\n",
+              "      <td>0.20</td>\n",
+              "      <td>2.45</td>\n",
+              "      <td>6.25</td>\n",
+              "      <td>0.98</td>\n",
+              "      <td>3.03</td>\n",
+              "      <td>1120</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>31</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.58</td>\n",
+              "      <td>1.66</td>\n",
+              "      <td>2.36</td>\n",
+              "      <td>19.1</td>\n",
+              "      <td>106</td>\n",
+              "      <td>2.86</td>\n",
+              "      <td>3.19</td>\n",
+              "      <td>0.22</td>\n",
+              "      <td>1.95</td>\n",
+              "      <td>6.90</td>\n",
+              "      <td>1.09</td>\n",
+              "      <td>2.88</td>\n",
+              "      <td>1515</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>15</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.63</td>\n",
+              "      <td>1.81</td>\n",
+              "      <td>2.70</td>\n",
+              "      <td>17.2</td>\n",
+              "      <td>112</td>\n",
+              "      <td>2.85</td>\n",
+              "      <td>2.91</td>\n",
+              "      <td>0.30</td>\n",
+              "      <td>1.46</td>\n",
+              "      <td>7.30</td>\n",
+              "      <td>1.28</td>\n",
+              "      <td>2.88</td>\n",
+              "      <td>1310</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>19</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.64</td>\n",
+              "      <td>3.10</td>\n",
+              "      <td>2.56</td>\n",
+              "      <td>15.2</td>\n",
+              "      <td>116</td>\n",
+              "      <td>2.70</td>\n",
+              "      <td>3.03</td>\n",
+              "      <td>0.17</td>\n",
+              "      <td>1.66</td>\n",
+              "      <td>5.10</td>\n",
+              "      <td>0.96</td>\n",
+              "      <td>3.36</td>\n",
+              "      <td>845</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>32</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.68</td>\n",
+              "      <td>1.83</td>\n",
+              "      <td>2.36</td>\n",
+              "      <td>17.2</td>\n",
+              "      <td>104</td>\n",
+              "      <td>2.42</td>\n",
+              "      <td>2.69</td>\n",
+              "      <td>0.42</td>\n",
+              "      <td>1.97</td>\n",
+              "      <td>3.84</td>\n",
+              "      <td>1.23</td>\n",
+              "      <td>2.87</td>\n",
+              "      <td>990</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>22</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.71</td>\n",
+              "      <td>1.86</td>\n",
+              "      <td>2.36</td>\n",
+              "      <td>16.6</td>\n",
+              "      <td>101</td>\n",
+              "      <td>2.61</td>\n",
+              "      <td>2.88</td>\n",
+              "      <td>0.27</td>\n",
+              "      <td>1.69</td>\n",
+              "      <td>3.80</td>\n",
+              "      <td>1.11</td>\n",
+              "      <td>4.00</td>\n",
+              "      <td>1035</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>58</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.72</td>\n",
+              "      <td>1.43</td>\n",
+              "      <td>2.50</td>\n",
+              "      <td>16.7</td>\n",
+              "      <td>108</td>\n",
+              "      <td>3.40</td>\n",
+              "      <td>3.67</td>\n",
+              "      <td>0.19</td>\n",
+              "      <td>2.04</td>\n",
+              "      <td>6.80</td>\n",
+              "      <td>0.89</td>\n",
+              "      <td>2.87</td>\n",
+              "      <td>1285</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>30</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.73</td>\n",
+              "      <td>1.50</td>\n",
+              "      <td>2.70</td>\n",
+              "      <td>22.5</td>\n",
+              "      <td>101</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>3.25</td>\n",
+              "      <td>0.29</td>\n",
+              "      <td>2.38</td>\n",
+              "      <td>5.70</td>\n",
+              "      <td>1.19</td>\n",
+              "      <td>2.71</td>\n",
+              "      <td>1285</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>54</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.74</td>\n",
+              "      <td>1.67</td>\n",
+              "      <td>2.25</td>\n",
+              "      <td>16.4</td>\n",
+              "      <td>118</td>\n",
+              "      <td>2.60</td>\n",
+              "      <td>2.90</td>\n",
+              "      <td>0.21</td>\n",
+              "      <td>1.62</td>\n",
+              "      <td>5.85</td>\n",
+              "      <td>0.92</td>\n",
+              "      <td>3.20</td>\n",
+              "      <td>1060</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>12</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.75</td>\n",
+              "      <td>1.73</td>\n",
+              "      <td>2.41</td>\n",
+              "      <td>16.0</td>\n",
+              "      <td>89</td>\n",
+              "      <td>2.60</td>\n",
+              "      <td>2.76</td>\n",
+              "      <td>0.29</td>\n",
+              "      <td>1.81</td>\n",
+              "      <td>5.60</td>\n",
+              "      <td>1.15</td>\n",
+              "      <td>2.90</td>\n",
+              "      <td>1320</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>33</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.76</td>\n",
+              "      <td>1.53</td>\n",
+              "      <td>2.70</td>\n",
+              "      <td>19.5</td>\n",
+              "      <td>132</td>\n",
+              "      <td>2.95</td>\n",
+              "      <td>2.74</td>\n",
+              "      <td>0.50</td>\n",
+              "      <td>1.35</td>\n",
+              "      <td>5.40</td>\n",
+              "      <td>1.25</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>1235</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>53</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.77</td>\n",
+              "      <td>1.90</td>\n",
+              "      <td>2.68</td>\n",
+              "      <td>17.1</td>\n",
+              "      <td>115</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>2.79</td>\n",
+              "      <td>0.39</td>\n",
+              "      <td>1.68</td>\n",
+              "      <td>6.30</td>\n",
+              "      <td>1.13</td>\n",
+              "      <td>2.93</td>\n",
+              "      <td>1375</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>...</th>\n",
+              "      <td>...</td>\n",
+              "      <td>...</td>\n",
+              "      <td>...</td>\n",
+              "      <td>...</td>\n",
+              "      <td>...</td>\n",
+              "      <td>...</td>\n",
+              "      <td>...</td>\n",
+              "      <td>...</td>\n",
+              "      <td>...</td>\n",
+              "      <td>...</td>\n",
+              "      <td>...</td>\n",
+              "      <td>...</td>\n",
+              "      <td>...</td>\n",
+              "      <td>...</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>131</th>\n",
+              "      <td>3</td>\n",
+              "      <td>12.88</td>\n",
+              "      <td>2.99</td>\n",
+              "      <td>2.40</td>\n",
+              "      <td>20.0</td>\n",
+              "      <td>104</td>\n",
+              "      <td>1.30</td>\n",
+              "      <td>1.22</td>\n",
+              "      <td>0.24</td>\n",
+              "      <td>0.83</td>\n",
+              "      <td>5.40</td>\n",
+              "      <td>0.74</td>\n",
+              "      <td>1.42</td>\n",
+              "      <td>530</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>140</th>\n",
+              "      <td>3</td>\n",
+              "      <td>12.93</td>\n",
+              "      <td>2.81</td>\n",
+              "      <td>2.70</td>\n",
+              "      <td>21.0</td>\n",
+              "      <td>96</td>\n",
+              "      <td>1.54</td>\n",
+              "      <td>0.50</td>\n",
+              "      <td>0.53</td>\n",
+              "      <td>0.75</td>\n",
+              "      <td>4.60</td>\n",
+              "      <td>0.77</td>\n",
+              "      <td>2.31</td>\n",
+              "      <td>600</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>163</th>\n",
+              "      <td>3</td>\n",
+              "      <td>12.96</td>\n",
+              "      <td>3.45</td>\n",
+              "      <td>2.35</td>\n",
+              "      <td>18.5</td>\n",
+              "      <td>106</td>\n",
+              "      <td>1.39</td>\n",
+              "      <td>0.70</td>\n",
+              "      <td>0.40</td>\n",
+              "      <td>0.94</td>\n",
+              "      <td>5.28</td>\n",
+              "      <td>0.68</td>\n",
+              "      <td>1.75</td>\n",
+              "      <td>675</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>149</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.08</td>\n",
+              "      <td>3.90</td>\n",
+              "      <td>2.36</td>\n",
+              "      <td>21.5</td>\n",
+              "      <td>113</td>\n",
+              "      <td>1.41</td>\n",
+              "      <td>1.39</td>\n",
+              "      <td>0.34</td>\n",
+              "      <td>1.14</td>\n",
+              "      <td>9.40</td>\n",
+              "      <td>0.57</td>\n",
+              "      <td>1.33</td>\n",
+              "      <td>550</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>152</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.11</td>\n",
+              "      <td>1.90</td>\n",
+              "      <td>2.75</td>\n",
+              "      <td>25.5</td>\n",
+              "      <td>116</td>\n",
+              "      <td>2.20</td>\n",
+              "      <td>1.28</td>\n",
+              "      <td>0.26</td>\n",
+              "      <td>1.56</td>\n",
+              "      <td>7.10</td>\n",
+              "      <td>0.61</td>\n",
+              "      <td>1.33</td>\n",
+              "      <td>425</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>145</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.16</td>\n",
+              "      <td>3.57</td>\n",
+              "      <td>2.15</td>\n",
+              "      <td>21.0</td>\n",
+              "      <td>102</td>\n",
+              "      <td>1.50</td>\n",
+              "      <td>0.55</td>\n",
+              "      <td>0.43</td>\n",
+              "      <td>1.30</td>\n",
+              "      <td>4.00</td>\n",
+              "      <td>0.60</td>\n",
+              "      <td>1.68</td>\n",
+              "      <td>830</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>176</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.17</td>\n",
+              "      <td>2.59</td>\n",
+              "      <td>2.37</td>\n",
+              "      <td>20.0</td>\n",
+              "      <td>120</td>\n",
+              "      <td>1.65</td>\n",
+              "      <td>0.68</td>\n",
+              "      <td>0.53</td>\n",
+              "      <td>1.46</td>\n",
+              "      <td>9.30</td>\n",
+              "      <td>0.60</td>\n",
+              "      <td>1.62</td>\n",
+              "      <td>840</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>155</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.17</td>\n",
+              "      <td>5.19</td>\n",
+              "      <td>2.32</td>\n",
+              "      <td>22.0</td>\n",
+              "      <td>93</td>\n",
+              "      <td>1.74</td>\n",
+              "      <td>0.63</td>\n",
+              "      <td>0.61</td>\n",
+              "      <td>1.55</td>\n",
+              "      <td>7.90</td>\n",
+              "      <td>0.60</td>\n",
+              "      <td>1.48</td>\n",
+              "      <td>725</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>153</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.23</td>\n",
+              "      <td>3.30</td>\n",
+              "      <td>2.28</td>\n",
+              "      <td>18.5</td>\n",
+              "      <td>98</td>\n",
+              "      <td>1.80</td>\n",
+              "      <td>0.83</td>\n",
+              "      <td>0.61</td>\n",
+              "      <td>1.87</td>\n",
+              "      <td>10.52</td>\n",
+              "      <td>0.56</td>\n",
+              "      <td>1.51</td>\n",
+              "      <td>675</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>175</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.27</td>\n",
+              "      <td>4.28</td>\n",
+              "      <td>2.26</td>\n",
+              "      <td>20.0</td>\n",
+              "      <td>120</td>\n",
+              "      <td>1.59</td>\n",
+              "      <td>0.69</td>\n",
+              "      <td>0.43</td>\n",
+              "      <td>1.35</td>\n",
+              "      <td>10.20</td>\n",
+              "      <td>0.59</td>\n",
+              "      <td>1.56</td>\n",
+              "      <td>835</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>148</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.32</td>\n",
+              "      <td>3.24</td>\n",
+              "      <td>2.38</td>\n",
+              "      <td>21.5</td>\n",
+              "      <td>92</td>\n",
+              "      <td>1.93</td>\n",
+              "      <td>0.76</td>\n",
+              "      <td>0.45</td>\n",
+              "      <td>1.25</td>\n",
+              "      <td>8.42</td>\n",
+              "      <td>0.55</td>\n",
+              "      <td>1.62</td>\n",
+              "      <td>650</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>141</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.36</td>\n",
+              "      <td>2.56</td>\n",
+              "      <td>2.35</td>\n",
+              "      <td>20.0</td>\n",
+              "      <td>89</td>\n",
+              "      <td>1.40</td>\n",
+              "      <td>0.50</td>\n",
+              "      <td>0.37</td>\n",
+              "      <td>0.64</td>\n",
+              "      <td>5.60</td>\n",
+              "      <td>0.70</td>\n",
+              "      <td>2.47</td>\n",
+              "      <td>780</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>174</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.40</td>\n",
+              "      <td>3.91</td>\n",
+              "      <td>2.48</td>\n",
+              "      <td>23.0</td>\n",
+              "      <td>102</td>\n",
+              "      <td>1.80</td>\n",
+              "      <td>0.75</td>\n",
+              "      <td>0.43</td>\n",
+              "      <td>1.41</td>\n",
+              "      <td>7.30</td>\n",
+              "      <td>0.70</td>\n",
+              "      <td>1.56</td>\n",
+              "      <td>750</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>169</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.40</td>\n",
+              "      <td>4.60</td>\n",
+              "      <td>2.86</td>\n",
+              "      <td>25.0</td>\n",
+              "      <td>112</td>\n",
+              "      <td>1.98</td>\n",
+              "      <td>0.96</td>\n",
+              "      <td>0.27</td>\n",
+              "      <td>1.11</td>\n",
+              "      <td>8.50</td>\n",
+              "      <td>0.67</td>\n",
+              "      <td>1.92</td>\n",
+              "      <td>630</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>166</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.45</td>\n",
+              "      <td>3.70</td>\n",
+              "      <td>2.60</td>\n",
+              "      <td>23.0</td>\n",
+              "      <td>111</td>\n",
+              "      <td>1.70</td>\n",
+              "      <td>0.92</td>\n",
+              "      <td>0.43</td>\n",
+              "      <td>1.46</td>\n",
+              "      <td>10.68</td>\n",
+              "      <td>0.85</td>\n",
+              "      <td>1.56</td>\n",
+              "      <td>695</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>159</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.48</td>\n",
+              "      <td>1.67</td>\n",
+              "      <td>2.64</td>\n",
+              "      <td>22.5</td>\n",
+              "      <td>89</td>\n",
+              "      <td>2.60</td>\n",
+              "      <td>1.10</td>\n",
+              "      <td>0.52</td>\n",
+              "      <td>2.29</td>\n",
+              "      <td>11.75</td>\n",
+              "      <td>0.57</td>\n",
+              "      <td>1.78</td>\n",
+              "      <td>620</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>138</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.49</td>\n",
+              "      <td>3.59</td>\n",
+              "      <td>2.19</td>\n",
+              "      <td>19.5</td>\n",
+              "      <td>88</td>\n",
+              "      <td>1.62</td>\n",
+              "      <td>0.48</td>\n",
+              "      <td>0.58</td>\n",
+              "      <td>0.88</td>\n",
+              "      <td>5.70</td>\n",
+              "      <td>0.81</td>\n",
+              "      <td>1.82</td>\n",
+              "      <td>580</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>150</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.50</td>\n",
+              "      <td>3.12</td>\n",
+              "      <td>2.62</td>\n",
+              "      <td>24.0</td>\n",
+              "      <td>123</td>\n",
+              "      <td>1.40</td>\n",
+              "      <td>1.57</td>\n",
+              "      <td>0.22</td>\n",
+              "      <td>1.25</td>\n",
+              "      <td>8.60</td>\n",
+              "      <td>0.59</td>\n",
+              "      <td>1.30</td>\n",
+              "      <td>500</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>142</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.52</td>\n",
+              "      <td>3.17</td>\n",
+              "      <td>2.72</td>\n",
+              "      <td>23.5</td>\n",
+              "      <td>97</td>\n",
+              "      <td>1.55</td>\n",
+              "      <td>0.52</td>\n",
+              "      <td>0.50</td>\n",
+              "      <td>0.55</td>\n",
+              "      <td>4.35</td>\n",
+              "      <td>0.89</td>\n",
+              "      <td>2.06</td>\n",
+              "      <td>520</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>168</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.58</td>\n",
+              "      <td>2.58</td>\n",
+              "      <td>2.69</td>\n",
+              "      <td>24.5</td>\n",
+              "      <td>105</td>\n",
+              "      <td>1.55</td>\n",
+              "      <td>0.84</td>\n",
+              "      <td>0.39</td>\n",
+              "      <td>1.54</td>\n",
+              "      <td>8.66</td>\n",
+              "      <td>0.74</td>\n",
+              "      <td>1.80</td>\n",
+              "      <td>750</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>143</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.62</td>\n",
+              "      <td>4.95</td>\n",
+              "      <td>2.35</td>\n",
+              "      <td>20.0</td>\n",
+              "      <td>92</td>\n",
+              "      <td>2.00</td>\n",
+              "      <td>0.80</td>\n",
+              "      <td>0.47</td>\n",
+              "      <td>1.02</td>\n",
+              "      <td>4.40</td>\n",
+              "      <td>0.91</td>\n",
+              "      <td>2.05</td>\n",
+              "      <td>550</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>161</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.69</td>\n",
+              "      <td>3.26</td>\n",
+              "      <td>2.54</td>\n",
+              "      <td>20.0</td>\n",
+              "      <td>107</td>\n",
+              "      <td>1.83</td>\n",
+              "      <td>0.56</td>\n",
+              "      <td>0.50</td>\n",
+              "      <td>0.80</td>\n",
+              "      <td>5.88</td>\n",
+              "      <td>0.96</td>\n",
+              "      <td>1.82</td>\n",
+              "      <td>680</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>173</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.71</td>\n",
+              "      <td>5.65</td>\n",
+              "      <td>2.45</td>\n",
+              "      <td>20.5</td>\n",
+              "      <td>95</td>\n",
+              "      <td>1.68</td>\n",
+              "      <td>0.61</td>\n",
+              "      <td>0.52</td>\n",
+              "      <td>1.06</td>\n",
+              "      <td>7.70</td>\n",
+              "      <td>0.64</td>\n",
+              "      <td>1.74</td>\n",
+              "      <td>740</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>165</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.73</td>\n",
+              "      <td>4.36</td>\n",
+              "      <td>2.26</td>\n",
+              "      <td>22.5</td>\n",
+              "      <td>88</td>\n",
+              "      <td>1.28</td>\n",
+              "      <td>0.47</td>\n",
+              "      <td>0.52</td>\n",
+              "      <td>1.15</td>\n",
+              "      <td>6.62</td>\n",
+              "      <td>0.78</td>\n",
+              "      <td>1.75</td>\n",
+              "      <td>520</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>164</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.78</td>\n",
+              "      <td>2.76</td>\n",
+              "      <td>2.30</td>\n",
+              "      <td>22.0</td>\n",
+              "      <td>90</td>\n",
+              "      <td>1.35</td>\n",
+              "      <td>0.68</td>\n",
+              "      <td>0.41</td>\n",
+              "      <td>1.03</td>\n",
+              "      <td>9.58</td>\n",
+              "      <td>0.70</td>\n",
+              "      <td>1.68</td>\n",
+              "      <td>615</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>156</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.84</td>\n",
+              "      <td>4.12</td>\n",
+              "      <td>2.38</td>\n",
+              "      <td>19.5</td>\n",
+              "      <td>89</td>\n",
+              "      <td>1.80</td>\n",
+              "      <td>0.83</td>\n",
+              "      <td>0.48</td>\n",
+              "      <td>1.56</td>\n",
+              "      <td>9.01</td>\n",
+              "      <td>0.57</td>\n",
+              "      <td>1.64</td>\n",
+              "      <td>480</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>146</th>\n",
+              "      <td>3</td>\n",
+              "      <td>13.88</td>\n",
+              "      <td>5.04</td>\n",
+              "      <td>2.23</td>\n",
+              "      <td>20.0</td>\n",
+              "      <td>80</td>\n",
+              "      <td>0.98</td>\n",
+              "      <td>0.34</td>\n",
+              "      <td>0.40</td>\n",
+              "      <td>0.68</td>\n",
+              "      <td>4.90</td>\n",
+              "      <td>0.58</td>\n",
+              "      <td>1.33</td>\n",
+              "      <td>415</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>177</th>\n",
+              "      <td>3</td>\n",
+              "      <td>14.13</td>\n",
+              "      <td>4.10</td>\n",
+              "      <td>2.74</td>\n",
+              "      <td>24.5</td>\n",
+              "      <td>96</td>\n",
+              "      <td>2.05</td>\n",
+              "      <td>0.76</td>\n",
+              "      <td>0.56</td>\n",
+              "      <td>1.35</td>\n",
+              "      <td>9.20</td>\n",
+              "      <td>0.61</td>\n",
+              "      <td>1.60</td>\n",
+              "      <td>560</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>172</th>\n",
+              "      <td>3</td>\n",
+              "      <td>14.16</td>\n",
+              "      <td>2.51</td>\n",
+              "      <td>2.48</td>\n",
+              "      <td>20.0</td>\n",
+              "      <td>91</td>\n",
+              "      <td>1.68</td>\n",
+              "      <td>0.70</td>\n",
+              "      <td>0.44</td>\n",
+              "      <td>1.24</td>\n",
+              "      <td>9.70</td>\n",
+              "      <td>0.62</td>\n",
+              "      <td>1.71</td>\n",
+              "      <td>660</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>158</th>\n",
+              "      <td>3</td>\n",
+              "      <td>14.34</td>\n",
+              "      <td>1.68</td>\n",
+              "      <td>2.70</td>\n",
+              "      <td>25.0</td>\n",
+              "      <td>98</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>1.31</td>\n",
+              "      <td>0.53</td>\n",
+              "      <td>2.70</td>\n",
+              "      <td>13.00</td>\n",
+              "      <td>0.57</td>\n",
+              "      <td>1.96</td>\n",
+              "      <td>660</td>\n",
+              "    </tr>\n",
+              "  </tbody>\n",
+              "</table>\n",
+              "<p>169 rows × 14 columns</p>\n",
+              "</div>"
+            ],
+            "text/plain": [
+              "     Class  Alcohol  Malic acid   Ash  Alcalinity of ash  Magnesium  \\\n",
+              "23       1    12.85        1.60  2.52               17.8         95   \n",
+              "21       1    12.93        3.80  2.65               18.6        102   \n",
+              "37       1    13.05        1.65  2.55               18.0         98   \n",
+              "50       1    13.05        1.73  2.04               12.4         92   \n",
+              "44       1    13.05        1.77  2.10               17.0        107   \n",
+              "25       1    13.05        2.05  3.22               25.0        124   \n",
+              "38       1    13.07        1.50  2.10               15.5         98   \n",
+              "4        1    13.24        2.59  2.87               21.0        118   \n",
+              "43       1    13.24        3.98  2.29               17.5        103   \n",
+              "36       1    13.28        1.64  2.84               15.5        110   \n",
+              "57       1    13.29        1.97  2.68               16.8        102   \n",
+              "27       1    13.30        1.72  2.14               17.0         94   \n",
+              "26       1    13.39        1.77  2.62               16.1         93   \n",
+              "41       1    13.41        3.84  2.12               18.8         90   \n",
+              "35       1    13.48        1.81  2.41               20.5        100   \n",
+              "24       1    13.50        1.81  2.61               20.0         96   \n",
+              "34       1    13.51        1.80  2.65               19.0        110   \n",
+              "40       1    13.56        1.71  2.31               16.2        117   \n",
+              "55       1    13.56        1.73  2.46               20.5        116   \n",
+              "31       1    13.58        1.66  2.36               19.1        106   \n",
+              "15       1    13.63        1.81  2.70               17.2        112   \n",
+              "19       1    13.64        3.10  2.56               15.2        116   \n",
+              "32       1    13.68        1.83  2.36               17.2        104   \n",
+              "22       1    13.71        1.86  2.36               16.6        101   \n",
+              "58       1    13.72        1.43  2.50               16.7        108   \n",
+              "30       1    13.73        1.50  2.70               22.5        101   \n",
+              "54       1    13.74        1.67  2.25               16.4        118   \n",
+              "12       1    13.75        1.73  2.41               16.0         89   \n",
+              "33       1    13.76        1.53  2.70               19.5        132   \n",
+              "53       1    13.77        1.90  2.68               17.1        115   \n",
+              "..     ...      ...         ...   ...                ...        ...   \n",
+              "131      3    12.88        2.99  2.40               20.0        104   \n",
+              "140      3    12.93        2.81  2.70               21.0         96   \n",
+              "163      3    12.96        3.45  2.35               18.5        106   \n",
+              "149      3    13.08        3.90  2.36               21.5        113   \n",
+              "152      3    13.11        1.90  2.75               25.5        116   \n",
+              "145      3    13.16        3.57  2.15               21.0        102   \n",
+              "176      3    13.17        2.59  2.37               20.0        120   \n",
+              "155      3    13.17        5.19  2.32               22.0         93   \n",
+              "153      3    13.23        3.30  2.28               18.5         98   \n",
+              "175      3    13.27        4.28  2.26               20.0        120   \n",
+              "148      3    13.32        3.24  2.38               21.5         92   \n",
+              "141      3    13.36        2.56  2.35               20.0         89   \n",
+              "174      3    13.40        3.91  2.48               23.0        102   \n",
+              "169      3    13.40        4.60  2.86               25.0        112   \n",
+              "166      3    13.45        3.70  2.60               23.0        111   \n",
+              "159      3    13.48        1.67  2.64               22.5         89   \n",
+              "138      3    13.49        3.59  2.19               19.5         88   \n",
+              "150      3    13.50        3.12  2.62               24.0        123   \n",
+              "142      3    13.52        3.17  2.72               23.5         97   \n",
+              "168      3    13.58        2.58  2.69               24.5        105   \n",
+              "143      3    13.62        4.95  2.35               20.0         92   \n",
+              "161      3    13.69        3.26  2.54               20.0        107   \n",
+              "173      3    13.71        5.65  2.45               20.5         95   \n",
+              "165      3    13.73        4.36  2.26               22.5         88   \n",
+              "164      3    13.78        2.76  2.30               22.0         90   \n",
+              "156      3    13.84        4.12  2.38               19.5         89   \n",
+              "146      3    13.88        5.04  2.23               20.0         80   \n",
+              "177      3    14.13        4.10  2.74               24.5         96   \n",
+              "172      3    14.16        2.51  2.48               20.0         91   \n",
+              "158      3    14.34        1.68  2.70               25.0         98   \n",
+              "\n",
+              "     Total phenols  Flavanoids  Nonflavanoid phenols  Proanthocyanins  \\\n",
+              "23            2.48        2.37                  0.26             1.46   \n",
+              "21            2.41        2.41                  0.25             1.98   \n",
+              "37            2.45        2.43                  0.29             1.44   \n",
+              "50            2.72        3.27                  0.17             2.91   \n",
+              "44            3.00        3.00                  0.28             2.03   \n",
+              "25            2.63        2.68                  0.47             1.92   \n",
+              "38            2.40        2.64                  0.28             1.37   \n",
+              "4             2.80        2.69                  0.39             1.82   \n",
+              "43            2.64        2.63                  0.32             1.66   \n",
+              "36            2.60        2.68                  0.34             1.36   \n",
+              "57            3.00        3.23                  0.31             1.66   \n",
+              "27            2.40        2.19                  0.27             1.35   \n",
+              "26            2.85        2.94                  0.34             1.45   \n",
+              "41            2.45        2.68                  0.27             1.48   \n",
+              "35            2.70        2.98                  0.26             1.86   \n",
+              "24            2.53        2.61                  0.28             1.66   \n",
+              "34            2.35        2.53                  0.29             1.54   \n",
+              "40            3.15        3.29                  0.34             2.34   \n",
+              "55            2.96        2.78                  0.20             2.45   \n",
+              "31            2.86        3.19                  0.22             1.95   \n",
+              "15            2.85        2.91                  0.30             1.46   \n",
+              "19            2.70        3.03                  0.17             1.66   \n",
+              "32            2.42        2.69                  0.42             1.97   \n",
+              "22            2.61        2.88                  0.27             1.69   \n",
+              "58            3.40        3.67                  0.19             2.04   \n",
+              "30            3.00        3.25                  0.29             2.38   \n",
+              "54            2.60        2.90                  0.21             1.62   \n",
+              "12            2.60        2.76                  0.29             1.81   \n",
+              "33            2.95        2.74                  0.50             1.35   \n",
+              "53            3.00        2.79                  0.39             1.68   \n",
+              "..             ...         ...                   ...              ...   \n",
+              "131           1.30        1.22                  0.24             0.83   \n",
+              "140           1.54        0.50                  0.53             0.75   \n",
+              "163           1.39        0.70                  0.40             0.94   \n",
+              "149           1.41        1.39                  0.34             1.14   \n",
+              "152           2.20        1.28                  0.26             1.56   \n",
+              "145           1.50        0.55                  0.43             1.30   \n",
+              "176           1.65        0.68                  0.53             1.46   \n",
+              "155           1.74        0.63                  0.61             1.55   \n",
+              "153           1.80        0.83                  0.61             1.87   \n",
+              "175           1.59        0.69                  0.43             1.35   \n",
+              "148           1.93        0.76                  0.45             1.25   \n",
+              "141           1.40        0.50                  0.37             0.64   \n",
+              "174           1.80        0.75                  0.43             1.41   \n",
+              "169           1.98        0.96                  0.27             1.11   \n",
+              "166           1.70        0.92                  0.43             1.46   \n",
+              "159           2.60        1.10                  0.52             2.29   \n",
+              "138           1.62        0.48                  0.58             0.88   \n",
+              "150           1.40        1.57                  0.22             1.25   \n",
+              "142           1.55        0.52                  0.50             0.55   \n",
+              "168           1.55        0.84                  0.39             1.54   \n",
+              "143           2.00        0.80                  0.47             1.02   \n",
+              "161           1.83        0.56                  0.50             0.80   \n",
+              "173           1.68        0.61                  0.52             1.06   \n",
+              "165           1.28        0.47                  0.52             1.15   \n",
+              "164           1.35        0.68                  0.41             1.03   \n",
+              "156           1.80        0.83                  0.48             1.56   \n",
+              "146           0.98        0.34                  0.40             0.68   \n",
+              "177           2.05        0.76                  0.56             1.35   \n",
+              "172           1.68        0.70                  0.44             1.24   \n",
+              "158           2.80        1.31                  0.53             2.70   \n",
+              "\n",
+              "     Color intensity   Hue  OD280/OD315 of diluted wines  Proline  \n",
+              "23              3.93  1.09                          3.63     1015  \n",
+              "21              4.50  1.03                          3.52      770  \n",
+              "37              4.25  1.12                          2.51     1105  \n",
+              "50              7.20  1.12                          2.91     1150  \n",
+              "44              5.04  0.88                          3.35      885  \n",
+              "25              3.58  1.13                          3.20      830  \n",
+              "38              3.70  1.18                          2.69     1020  \n",
+              "4               4.32  1.04                          2.93      735  \n",
+              "43              4.36  0.82                          3.00      680  \n",
+              "36              4.60  1.09                          2.78      880  \n",
+              "57              6.00  1.07                          2.84     1270  \n",
+              "27              3.95  1.02                          2.77     1285  \n",
+              "26              4.80  0.92                          3.22     1195  \n",
+              "41              4.28  0.91                          3.00     1035  \n",
+              "35              5.10  1.04                          3.47      920  \n",
+              "24              3.52  1.12                          3.82      845  \n",
+              "34              4.20  1.10                          2.87     1095  \n",
+              "40              6.13  0.95                          3.38      795  \n",
+              "55              6.25  0.98                          3.03     1120  \n",
+              "31              6.90  1.09                          2.88     1515  \n",
+              "15              7.30  1.28                          2.88     1310  \n",
+              "19              5.10  0.96                          3.36      845  \n",
+              "32              3.84  1.23                          2.87      990  \n",
+              "22              3.80  1.11                          4.00     1035  \n",
+              "58              6.80  0.89                          2.87     1285  \n",
+              "30              5.70  1.19                          2.71     1285  \n",
+              "54              5.85  0.92                          3.20     1060  \n",
+              "12              5.60  1.15                          2.90     1320  \n",
+              "33              5.40  1.25                          3.00     1235  \n",
+              "53              6.30  1.13                          2.93     1375  \n",
+              "..               ...   ...                           ...      ...  \n",
+              "131             5.40  0.74                          1.42      530  \n",
+              "140             4.60  0.77                          2.31      600  \n",
+              "163             5.28  0.68                          1.75      675  \n",
+              "149             9.40  0.57                          1.33      550  \n",
+              "152             7.10  0.61                          1.33      425  \n",
+              "145             4.00  0.60                          1.68      830  \n",
+              "176             9.30  0.60                          1.62      840  \n",
+              "155             7.90  0.60                          1.48      725  \n",
+              "153            10.52  0.56                          1.51      675  \n",
+              "175            10.20  0.59                          1.56      835  \n",
+              "148             8.42  0.55                          1.62      650  \n",
+              "141             5.60  0.70                          2.47      780  \n",
+              "174             7.30  0.70                          1.56      750  \n",
+              "169             8.50  0.67                          1.92      630  \n",
+              "166            10.68  0.85                          1.56      695  \n",
+              "159            11.75  0.57                          1.78      620  \n",
+              "138             5.70  0.81                          1.82      580  \n",
+              "150             8.60  0.59                          1.30      500  \n",
+              "142             4.35  0.89                          2.06      520  \n",
+              "168             8.66  0.74                          1.80      750  \n",
+              "143             4.40  0.91                          2.05      550  \n",
+              "161             5.88  0.96                          1.82      680  \n",
+              "173             7.70  0.64                          1.74      740  \n",
+              "165             6.62  0.78                          1.75      520  \n",
+              "164             9.58  0.70                          1.68      615  \n",
+              "156             9.01  0.57                          1.64      480  \n",
+              "146             4.90  0.58                          1.33      415  \n",
+              "177             9.20  0.61                          1.60      560  \n",
+              "172             9.70  0.62                          1.71      660  \n",
+              "158            13.00  0.57                          1.96      660  \n",
+              "\n",
+              "[169 rows x 14 columns]"
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 63
+        }
+      ]
+    },
+    {
+      "metadata": {
+        "id": "2kLum6zPrfvO",
+        "colab_type": "text"
+      },
+      "cell_type": "markdown",
+      "source": [
+        "### Reset the row indexes"
+      ]
+    },
+    {
+      "metadata": {
+        "id": "W-f3XGgTrhmF",
+        "colab_type": "code",
+        "colab": {
+          "base_uri": "https://localhost:8080/",
+          "height": 568
+        },
+        "outputId": "2a123e52-1ca5-417b-9208-ea62a4abced3"
+      },
+      "cell_type": "code",
+      "source": [
+        "# Reset the row indexes\n",
+        "wine_df.index = np.arange(len(wine_df.index))\n",
+        "wine_df.head(15)"
+      ],
+      "execution_count": 64,
+      "outputs": [
+        {
+          "output_type": "execute_result",
+          "data": {
+            "text/html": [
+              "<div>\n",
+              "<style scoped>\n",
+              "    .dataframe tbody tr th:only-of-type {\n",
+              "        vertical-align: middle;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe tbody tr th {\n",
+              "        vertical-align: top;\n",
+              "    }\n",
+              "\n",
+              "    .dataframe thead th {\n",
+              "        text-align: right;\n",
+              "    }\n",
+              "</style>\n",
+              "<table border=\"1\" class=\"dataframe\">\n",
+              "  <thead>\n",
+              "    <tr style=\"text-align: right;\">\n",
+              "      <th></th>\n",
+              "      <th>Class</th>\n",
+              "      <th>Alcohol</th>\n",
+              "      <th>Malic acid</th>\n",
+              "      <th>Ash</th>\n",
+              "      <th>Alcalinity of ash</th>\n",
+              "      <th>Magnesium</th>\n",
+              "      <th>Total phenols</th>\n",
+              "      <th>Flavanoids</th>\n",
+              "      <th>Nonflavanoid phenols</th>\n",
+              "      <th>Proanthocyanins</th>\n",
+              "      <th>Color intensity</th>\n",
+              "      <th>Hue</th>\n",
+              "      <th>OD280/OD315 of diluted wines</th>\n",
+              "      <th>Proline</th>\n",
+              "    </tr>\n",
+              "  </thead>\n",
+              "  <tbody>\n",
+              "    <tr>\n",
+              "      <th>0</th>\n",
+              "      <td>1</td>\n",
+              "      <td>12.85</td>\n",
+              "      <td>1.60</td>\n",
+              "      <td>2.52</td>\n",
+              "      <td>17.8</td>\n",
+              "      <td>95</td>\n",
+              "      <td>2.48</td>\n",
+              "      <td>2.37</td>\n",
+              "      <td>0.26</td>\n",
+              "      <td>1.46</td>\n",
+              "      <td>3.93</td>\n",
+              "      <td>1.09</td>\n",
+              "      <td>3.63</td>\n",
+              "      <td>1015</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>1</th>\n",
+              "      <td>1</td>\n",
+              "      <td>12.93</td>\n",
+              "      <td>3.80</td>\n",
+              "      <td>2.65</td>\n",
+              "      <td>18.6</td>\n",
+              "      <td>102</td>\n",
+              "      <td>2.41</td>\n",
+              "      <td>2.41</td>\n",
+              "      <td>0.25</td>\n",
+              "      <td>1.98</td>\n",
+              "      <td>4.50</td>\n",
+              "      <td>1.03</td>\n",
+              "      <td>3.52</td>\n",
+              "      <td>770</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>2</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.05</td>\n",
+              "      <td>1.65</td>\n",
+              "      <td>2.55</td>\n",
+              "      <td>18.0</td>\n",
+              "      <td>98</td>\n",
+              "      <td>2.45</td>\n",
+              "      <td>2.43</td>\n",
+              "      <td>0.29</td>\n",
+              "      <td>1.44</td>\n",
+              "      <td>4.25</td>\n",
+              "      <td>1.12</td>\n",
+              "      <td>2.51</td>\n",
+              "      <td>1105</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>3</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.05</td>\n",
+              "      <td>1.73</td>\n",
+              "      <td>2.04</td>\n",
+              "      <td>12.4</td>\n",
+              "      <td>92</td>\n",
+              "      <td>2.72</td>\n",
+              "      <td>3.27</td>\n",
+              "      <td>0.17</td>\n",
+              "      <td>2.91</td>\n",
+              "      <td>7.20</td>\n",
+              "      <td>1.12</td>\n",
+              "      <td>2.91</td>\n",
+              "      <td>1150</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>4</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.05</td>\n",
+              "      <td>1.77</td>\n",
+              "      <td>2.10</td>\n",
+              "      <td>17.0</td>\n",
+              "      <td>107</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>0.28</td>\n",
+              "      <td>2.03</td>\n",
+              "      <td>5.04</td>\n",
+              "      <td>0.88</td>\n",
+              "      <td>3.35</td>\n",
+              "      <td>885</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>5</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.05</td>\n",
+              "      <td>2.05</td>\n",
+              "      <td>3.22</td>\n",
+              "      <td>25.0</td>\n",
+              "      <td>124</td>\n",
+              "      <td>2.63</td>\n",
+              "      <td>2.68</td>\n",
+              "      <td>0.47</td>\n",
+              "      <td>1.92</td>\n",
+              "      <td>3.58</td>\n",
+              "      <td>1.13</td>\n",
+              "      <td>3.20</td>\n",
+              "      <td>830</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>6</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.07</td>\n",
+              "      <td>1.50</td>\n",
+              "      <td>2.10</td>\n",
+              "      <td>15.5</td>\n",
+              "      <td>98</td>\n",
+              "      <td>2.40</td>\n",
+              "      <td>2.64</td>\n",
+              "      <td>0.28</td>\n",
+              "      <td>1.37</td>\n",
+              "      <td>3.70</td>\n",
+              "      <td>1.18</td>\n",
+              "      <td>2.69</td>\n",
+              "      <td>1020</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>7</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.24</td>\n",
+              "      <td>2.59</td>\n",
+              "      <td>2.87</td>\n",
+              "      <td>21.0</td>\n",
+              "      <td>118</td>\n",
+              "      <td>2.80</td>\n",
+              "      <td>2.69</td>\n",
+              "      <td>0.39</td>\n",
+              "      <td>1.82</td>\n",
+              "      <td>4.32</td>\n",
+              "      <td>1.04</td>\n",
+              "      <td>2.93</td>\n",
+              "      <td>735</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>8</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.24</td>\n",
+              "      <td>3.98</td>\n",
+              "      <td>2.29</td>\n",
+              "      <td>17.5</td>\n",
+              "      <td>103</td>\n",
+              "      <td>2.64</td>\n",
+              "      <td>2.63</td>\n",
+              "      <td>0.32</td>\n",
+              "      <td>1.66</td>\n",
+              "      <td>4.36</td>\n",
+              "      <td>0.82</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>680</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>9</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.28</td>\n",
+              "      <td>1.64</td>\n",
+              "      <td>2.84</td>\n",
+              "      <td>15.5</td>\n",
+              "      <td>110</td>\n",
+              "      <td>2.60</td>\n",
+              "      <td>2.68</td>\n",
+              "      <td>0.34</td>\n",
+              "      <td>1.36</td>\n",
+              "      <td>4.60</td>\n",
+              "      <td>1.09</td>\n",
+              "      <td>2.78</td>\n",
+              "      <td>880</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>10</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.29</td>\n",
+              "      <td>1.97</td>\n",
+              "      <td>2.68</td>\n",
+              "      <td>16.8</td>\n",
+              "      <td>102</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>3.23</td>\n",
+              "      <td>0.31</td>\n",
+              "      <td>1.66</td>\n",
+              "      <td>6.00</td>\n",
+              "      <td>1.07</td>\n",
+              "      <td>2.84</td>\n",
+              "      <td>1270</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>11</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.30</td>\n",
+              "      <td>1.72</td>\n",
+              "      <td>2.14</td>\n",
+              "      <td>17.0</td>\n",
+              "      <td>94</td>\n",
+              "      <td>2.40</td>\n",
+              "      <td>2.19</td>\n",
+              "      <td>0.27</td>\n",
+              "      <td>1.35</td>\n",
+              "      <td>3.95</td>\n",
+              "      <td>1.02</td>\n",
+              "      <td>2.77</td>\n",
+              "      <td>1285</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>12</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.39</td>\n",
+              "      <td>1.77</td>\n",
+              "      <td>2.62</td>\n",
+              "      <td>16.1</td>\n",
+              "      <td>93</td>\n",
+              "      <td>2.85</td>\n",
+              "      <td>2.94</td>\n",
+              "      <td>0.34</td>\n",
+              "      <td>1.45</td>\n",
+              "      <td>4.80</td>\n",
+              "      <td>0.92</td>\n",
+              "      <td>3.22</td>\n",
+              "      <td>1195</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>13</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.41</td>\n",
+              "      <td>3.84</td>\n",
+              "      <td>2.12</td>\n",
+              "      <td>18.8</td>\n",
+              "      <td>90</td>\n",
+              "      <td>2.45</td>\n",
+              "      <td>2.68</td>\n",
+              "      <td>0.27</td>\n",
+              "      <td>1.48</td>\n",
+              "      <td>4.28</td>\n",
+              "      <td>0.91</td>\n",
+              "      <td>3.00</td>\n",
+              "      <td>1035</td>\n",
+              "    </tr>\n",
+              "    <tr>\n",
+              "      <th>14</th>\n",
+              "      <td>1</td>\n",
+              "      <td>13.48</td>\n",
+              "      <td>1.81</td>\n",
+              "      <td>2.41</td>\n",
+              "      <td>20.5</td>\n",
+              "      <td>100</td>\n",
+              "      <td>2.70</td>\n",
+              "      <td>2.98</td>\n",
+              "      <td>0.26</td>\n",
+              "      <td>1.86</td>\n",
+              "      <td>5.10</td>\n",
+              "      <td>1.04</td>\n",
+              "      <td>3.47</td>\n",
+              "      <td>920</td>\n",
+              "    </tr>\n",
+              "  </tbody>\n",
+              "</table>\n",
+              "</div>"
+            ],
+            "text/plain": [
+              "    Class  Alcohol  Malic acid   Ash  Alcalinity of ash  Magnesium  \\\n",
+              "0       1    12.85        1.60  2.52               17.8         95   \n",
+              "1       1    12.93        3.80  2.65               18.6        102   \n",
+              "2       1    13.05        1.65  2.55               18.0         98   \n",
+              "3       1    13.05        1.73  2.04               12.4         92   \n",
+              "4       1    13.05        1.77  2.10               17.0        107   \n",
+              "5       1    13.05        2.05  3.22               25.0        124   \n",
+              "6       1    13.07        1.50  2.10               15.5         98   \n",
+              "7       1    13.24        2.59  2.87               21.0        118   \n",
+              "8       1    13.24        3.98  2.29               17.5        103   \n",
+              "9       1    13.28        1.64  2.84               15.5        110   \n",
+              "10      1    13.29        1.97  2.68               16.8        102   \n",
+              "11      1    13.30        1.72  2.14               17.0         94   \n",
+              "12      1    13.39        1.77  2.62               16.1         93   \n",
+              "13      1    13.41        3.84  2.12               18.8         90   \n",
+              "14      1    13.48        1.81  2.41               20.5        100   \n",
+              "\n",
+              "    Total phenols  Flavanoids  Nonflavanoid phenols  Proanthocyanins  \\\n",
+              "0            2.48        2.37                  0.26             1.46   \n",
+              "1            2.41        2.41                  0.25             1.98   \n",
+              "2            2.45        2.43                  0.29             1.44   \n",
+              "3            2.72        3.27                  0.17             2.91   \n",
+              "4            3.00        3.00                  0.28             2.03   \n",
+              "5            2.63        2.68                  0.47             1.92   \n",
+              "6            2.40        2.64                  0.28             1.37   \n",
+              "7            2.80        2.69                  0.39             1.82   \n",
+              "8            2.64        2.63                  0.32             1.66   \n",
+              "9            2.60        2.68                  0.34             1.36   \n",
+              "10           3.00        3.23                  0.31             1.66   \n",
+              "11           2.40        2.19                  0.27             1.35   \n",
+              "12           2.85        2.94                  0.34             1.45   \n",
+              "13           2.45        2.68                  0.27             1.48   \n",
+              "14           2.70        2.98                  0.26             1.86   \n",
+              "\n",
+              "    Color intensity   Hue  OD280/OD315 of diluted wines  Proline  \n",
+              "0              3.93  1.09                          3.63     1015  \n",
+              "1              4.50  1.03                          3.52      770  \n",
+              "2              4.25  1.12                          2.51     1105  \n",
+              "3              7.20  1.12                          2.91     1150  \n",
+              "4              5.04  0.88                          3.35      885  \n",
+              "5              3.58  1.13                          3.20      830  \n",
+              "6              3.70  1.18                          2.69     1020  \n",
+              "7              4.32  1.04                          2.93      735  \n",
+              "8              4.36  0.82                          3.00      680  \n",
+              "9              4.60  1.09                          2.78      880  \n",
+              "10             6.00  1.07                          2.84     1270  \n",
+              "11             3.95  1.02                          2.77     1285  \n",
+              "12             4.80  0.92                          3.22     1195  \n",
+              "13             4.28  0.91                          3.00     1035  \n",
+              "14             5.10  1.04                          3.47      920  "
+            ]
+          },
+          "metadata": {
+            "tags": []
+          },
+          "execution_count": 64
+        }
+      ]
+    }
+  ]
+}
\ No newline at end of file