When testing whether two paired populations have equal medians and the sample sizes are large, it is appropriate to convert the Wilcoxon Matched-Pairs Signed Rank test to a paired sample t-test.

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The Wilcoxon Matched-Pairs Signed Rank test and the paired sample t-test are used under different conditions. The Wilcoxon test is a non-parametric test that does not assume normal distribution of the differences between pairs, whereas the paired sample t-test assumes that these differences are normally distributed. The size of the sample does not justify converting one test into the other; the choice depends on the distribution of the data.

When Testing Whether Two Paired Populations Have Equal Medians and the Sample