When the paired observations are equal in a Wilcoxon Signed-Rank test hypothesis,
A) observations are removed from the analysis.
B) the ranks are averaged.
C) a zero is assigned to the difference and retained in the analysis.
D) observations are removed from the analysis and "n" is not changed.

Question

Quizplus · Accepted Answer

In a Wilcoxon Signed-Rank test, when paired observations are equal, they are removed from the analysis because they do not contribute to the rank sum, and the sample size "n" is adjusted accordingly.

When the Paired Observations Are Equal in a Wilcoxon Signed-Rank