In which of the following situations might the Wilcoxon signed-rank test be more appropriate than the paired-difference t test?
A) when the population of differences is not normal
B) when the population of differences is normal
C) when the sample size is small
D) when the data values are quantitative

Question

Quizplus · Accepted Answer

The Wilcoxon signed-rank test is a nonparametric alternative to the paired-difference t test and does not assume normality of the population of differences. Therefore, it is more appropriate when dealing with non-normal data.

In Which of the Following Situations Might the Wilcoxon Signed-Rank