The Wilcoxon signed-rank test is typically used to analyze the relationship between two variables when:
A)scores on the dependent variable are in the form of ranked differences
B)the independent variable is within-subjects in nature
C)the independent variable has two and only two levels
D)all of these

Question

Quizplus · Accepted Answer

The Wilcoxon signed-rank test is appropriate when the dependent variable is measured on a ranked or ordinal scale, the independent variable is within-subjects (i.e., paired samples), and there are two and only two levels of the independent variable. Therefore, all three criteria are met in the Wilcoxon signed-rank test.

The Wilcoxon Signed-Rank Test Is Typically Used to Analyze the Relationship