The distribution of the Wilcoxon rank sum,W,will be closer to a Normal distribution when using the ___________.
A)median
B)binomial correction
C)continuity correction
D)None of the above

Question

Quizplus · Accepted Answer

The continuity correction adjusts the Wilcoxon rank sum by adding a half to values in one group and subtracting a half from values in the other group. This correction makes the distribution of W closer to normal, making it more appropriate to use parametric tests such as t-tests.

The Distribution of the Wilcoxon Rank Sum,W,will Be Closer to a Normal