A management professor divided her class of 10 executives into two equal sized groups and used a different approach to teach about various leadership styles (case study and online interactive).To compare the effectiveness of the two approaches, the appropriate nonparametric procedure is the ________________________ .
A)Kruskal-Wallis test
B)Kendall's tau
C)Wilcoxon signed-rank test
D)Wilcoxon rank sum test
E)Friedman test

Question

Quizplus · Accepted Answer

The Wilcoxon rank sum test is the appropriate nonparametric procedure for comparing the effectiveness of two approaches on two independent samples of equal size. This test is used when the assumptions for a parametric test (like a t-test) are not met, making it suitable for comparing the two teaching methods applied to the two groups of executives.

A Management Professor Divided Her Class of 10 Executives into Two