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World 3 · Spread and Center · 13 min · PRO

One odd value

Outliers and robustness

PRO · Data Detective

World 3: Spread and Center is part of PRO

The first world of Data Detective is free. PRO opens the other 25 lessons in 6 worlds — simulations, quizzes and all.

  • The typical value
  • How spread out?
  • Compare apples to apples
  • Does one go with the other?
  • The best straight line
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