Statistical design examples

This notebooks shows various examples of statistical design calculations, which involve the trade-offs between four parameters of a scientific study:

• Type I error rate $\alpha$

• Type II error rate $\beta$

• The unknown effect size we want to detect $\Delta$

• Sample size $n$

One-sample test¶

• z-approx

Two-sample tests¶

• z-approx formula

ANOVA¶

Chi-square tests?¶

Linear regression?¶