If we wish to test whether two related populations have equal medians, an appropriate nonparametric test to use is:
A) the Mann-Whitney U test.
B) the Kruskal-Wallis test.
C) the Wilcoxon signed rank test.
D) the Wilcoxon matched-pairs signed rank test.

Question

Quizplus · Accepted Answer

The Wilcoxon matched-pairs signed rank test is used to compare the medians of two related populations, making it suitable for testing whether two related populations have equal medians.

If We Wish to Test Whether Two Related Populations Have