The __________________ is a general test to detect whether the probability distribution of one population has shifted to the right or to the left of the probability distribution of another population.
A)sign test
B)Wilcoxon rank sum test
C)Wilcoxon signed rank test
D)Kruskall-Wallis test
E)Schermer Summation test

Question

Quizplus · Accepted Answer

The Wilcoxon rank sum test, also known as the Mann-Whitney U test, is used to compare the median values of two independent samples. It is a non-parametric test and is appropriate when normality assumptions are not met. It is commonly used to test the hypothesis that two samples come from populations with the same distribution. Therefore, it is the best choice for this question.

The __________________ Is a General Test to Detect Whether the Probability