AnalyzeNon-parametric
Kruskal-Wallis Test
Non-parametric alternative to one-way ANOVA. Use when comparing three or more independent groups and the normality assumption cannot be met. Tests whether the groups come from the same population distribution.
7 values
6 values
7 values
H₀: All group populations have the same distribution. H₁: At least one group differs (α = 0.05).