Question: Based on the following assumptions: samples not normally distributed, groups mutually exclusive, homogeneity of variance, independent observations, dependent variable is ratio level. What would be

Based on the following assumptions: samples not normally distributed, groups mutually exclusive, homogeneity of variance, independent observations, dependent variable is ratio level. What would be the best test to use and why?

Pearson chi-square

ANOVA

Friedman test

Mann-Whitney U test

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