| Section | Situation | Parametric test | Nonparametric test |
Efficiency |
|---|---|---|---|---|
| 14.2 | Matched pairs (dependent samples) |
test or test | Sign test | 0.63 |
| 14.3 | Matched pairs (dependent samples) |
test or test | Wilcoxon signed rank test |
0.95 |
| 14.4 | Two independent samples |
test or test | Wilcoxon rank sum test |
0.95 |
| 14.5 | Several independent samples |
Analysis of variance ( test) |
Kruskal-Wallis test |
0.95 |
| 14.6 | Correlation | Linear correlation | Rank correlation test |
0.91 |
| 14.7 | Randomness | No parametric test | Runs test | — |