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Prereqs | Summary | Tests | Viz

Summary

When inspecting data, a common task involves trying to find measures that help summarize the behavior of the data points, possibly millions or billions, with a simple set of numbers, of called "summary statistics".

Just some of the measures include:

  • Mean
  • Median
  • Standard Deviation
  • Min and Max
  • Quantiles
  • ...

Practice

Run and Extend Summary:

  • What are the summary statistics of vote counts?
  • How does this compare with comments?
  • Can you think of a new query to measure?