The Wilcoxon rank sum test is used to compare two populations when the samples are independent but not normally distributed.

Name: The Wilcoxon rank sum test is used to compare two populations when the samples are independent but not normally distributed.
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Quizplus · Accepted Answer

The Wilcoxon rank sum test, also known as the Mann-Whitney U test, is a nonparametric test that can be used to compare the medians of two independent populations that do not follow a normal distribution. Therefore, option A is correct.

The Wilcoxon Rank Sum Test Is Used to Compare Two