Which of the Following Correctly Describes the Wilcoxon Rank-Sum Test

question 165

Multiple Choice

Which of the following correctly describes the Wilcoxon rank-sum test?

• A) It is a nonparametric test based on two independent simple random samples.
• B) It is designed to determine whether the relative frequency distributions of two statistical populations of continuous values are identical to or different from one another.
• C) It is equivalent to a parametric t-test of the difference between two means.
• D) All of these.
• E) None of these.

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