
What nonparametric test is used when the assumptions for the parametric ANOVA cannot be met? Its purpose is to test whether three or more ...
populations are equal. The data must be at least ordinal scaled.
A. Students’ t
B. Kruskal- Wallis
C. Mann-Whitney
D. ANOVA

Parametric statistical tests assume that your data are normally distributed (follow a classic bell-shaped curve). An example of a parametric ...
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User: What nonparametric test is used when the assumptions for the parametric ANOVA cannot be met? Its purpose is to test whether three or more populations are equal. The data must be at least ordinal scaled.
A. Students’ t
B. Kruskal- Wallis
C. Mann-Whitney
D. ANOVA
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