Nonparametric test notes for rank-based and sign-based inference when parametric distribution assumptions are weak or unavailable.
Notes
| Area | Note | Status |
|---|---|---|
| Overview | Nonparametric Tests Overview | draft |
| Test | Sign Test | draft |
| Test | Wilcoxon Signed Rank Test | draft |
| Test | Wilcoxon Rank Sum Test | draft |
| Test | Mann-Whitney U Test | draft |
| Test | Kruskal-Wallis Test | draft |
Learning Use
- Use sign and rank tests when normality or parametric likelihood assumptions are not appropriate.
- Separate paired-sample, two-independent-sample, and multiple-group nonparametric settings.
- Connect test choice to data-generating assumptions.