When the difference in the location of two populations is to be compared based on observations from two independent samples, and the variable is measured on an ordinal scale, the can be used.
A) binomial test
B) Mann- Whitney U test
C) Kolmogorov- Smirnov one- sample test
D) runs test

Question

Quizplus · Accepted Answer

The Mann-Whitney U test is a non-parametric test that can be used to compare the difference in the location of two populations based on observations from two independent samples. The test is based on the ranks of the observations, and it does not require the assumption of normality.

When the Difference in the Location of Two Populations Is