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Printable Data Analysis Handbook

A printable PDF explaining 8 common errors in data analysis with real-world examples. Recommended for teens and adults.


This printable handbook explains common mistakes people make when collecting and interpreting data. Each section gives a clear definition with examples. Recognizing and avoiding these mistakes helps us critically evaluate the information we encounter.

  1. Selection Bias
  2. Regression to the Mean
  3. Correlation and Causation
  4. Clustering Illusion
  5. Gambler's Fallacy
  6. Base Rate Fallacy
  7. Survivorship Bias
  8. Simpson's Paradox

A free online version is available on Critikid's blog.

Teach your kids (12+) about these topics through an interactive space adventure with Critikid’s A Statistical Odyssey.