Question
Refer to Exercise 8.40. What happens to the Kruskal-Wallis test if you replace the value 9.8 by 15.8 ? Might there be a reason to run both a Kruskal-Wallis test and an analysis of variance? Justify your answer.
Step 1
The Kruskal-Wallis test is a non-parametric method used to determine if there are statistically significant differences between the medians of three or more independent groups. It is an alternative to one-way ANOVA when the assumptions of normality and homogeneity Show more…
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