The Wilcoxin signed ranks test is more powerful than the t test for correlated groups.

Name: The Wilcoxin signed ranks test is more powerful than the t test for correlated groups.
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The Wilcoxon signed-rank test is a non-parametric test and is generally less powerful than the t-test when the assumptions of the t-test (such as normality) are met. However, it is more robust when those assumptions are violated.

The Wilcoxin Signed Ranks Test Is More Powerful Than the T