p-hacking & multiple testing

About this app

Many tests with no real effect yield "significant" hits purely by chance. The p-value distribution, the family-wise error rate FWER = 1−(1−α)^m, the garden of forking paths and the Bonferroni correction — beware of data dredging and many KPIs.

Subject: Statistics

More from Statistics

• Anscombe's quartet
• Bias-variance / overfitting
• Law of large numbers
• Hypothesis test & p-value
• Confidence interval
• Measures of location & spread
• Measures of location & spread 2.0
• Logistic regression

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