The Wilcoxon Matched-Pairs Signed rank test is an alternative to the paired sample t-test when we are unwilling to assume that the populations are normally distributed.

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The Wilcoxon Matched-Pairs Signed Rank Test is a non-parametric alternative to the paired sample t-test and is used when the normality assumption required for the t-test cannot be met. It is suitable for comparing two related samples or repeated measurements on a single sample to assess whether their population mean ranks differ.

The Wilcoxon Matched-Pairs Signed Rank Test Is an Alternative to the Paired