A researcher computes the Wilcoxon signed-ranks T test.She finds that the sum of positive ranks is 56 and the sum of negative ranks is 22.What is the value of the test statistic,T?
A) 22
B) 34
C) 56
D) 78

Question

Quizplus · Accepted Answer

The test statistic T for the Wilcoxon signed-ranks test is the smaller of the sum of positive ranks and the sum of negative ranks. In this case, the sum of negative ranks is 22, which is smaller than the sum of positive ranks (56), making 22 the value of T.

A Researcher Computes the Wilcoxon Signed-Ranks T Test