The Kruskal-Wallis test is appropriate when
A) we have several independent groups.
B) we want to compare group medians rather than means.
C) we are worried about outliers.
D) all of the above

Question

Quizplus · Accepted Answer

The Kruskal-Wallis test is appropriate when we have several independent groups, and we want to compare group medians rather than means. It is also less sensitive to outliers than other tests such as the ANOVA. Therefore, the correct answer is D - all of the above.

The Kruskal-Wallis Test Is Appropriate When