28  Hypothesis Testing

28.1 Learning objectives

  • Translate a research question into null and alternative hypotheses.
  • Choose a test appropriate to the variables and study design.
  • Interpret a test alongside effect size and uncertainty.

28.2 From research question to hypotheses

28.3 Test statistics and p-values

28.4 Errors and power

28.5 Choosing a test and checking assumptions

28.6 Effect sizes and confidence intervals

28.7 Multiple comparisons

28.8 Worked example

28.9 Hands-on practice

28.10 Checkpoint

28.11 Further study