The Mann-Whitney U test is used as a nonparametric alternative to which parametric test?
A)one-sample t-test
B)two-independent sample t-test
C)related samples t-test
D)both A and C

Question

Quizplus · Accepted Answer

The Mann-Whitney U test is commonly used as a nonparametric alternative to the two-independent sample t-test when the assumption of normality for the data is not met. It is not an alternative to the one-sample t-test or the related samples t-test, so options A and C are incorrect.

The Mann-Whitney U Test Is Used as a Nonparametric Alternative