Which one of the following nonparametric methods can be used to compare more than two independent populations in a single test?
A)Wilcoxon signed rank test
B)Sign test
C)Kruskall-Wallis test
D)Wilcoxon rank sum test
E)Spearman's test

Question

Quizplus · Accepted Answer

The Kruskall-Wallis test is a nonparametric alternative to the one-way ANOVA and can be used to compare more than two independent populations in a single test. The Wilcoxon signed rank test, sign test, Wilcoxon rank sum test, and Spearman's test are all nonparametric tests but are only suitable for comparing two independent populations.

Which One of the Following Nonparametric Methods Can Be Used