Why do we use t-test when one of its assumptions is violated? – ResearchGate

Source: Why do we use t-test when one of its assumptions is violated? Isn’t it better to use Mann-whitney U, when there is no equality in variances? – ResearchGate

A crucial question, and as usual a spot-on answer by Jochen Wilhelm in ResearchGate’s questions and answers area.

 

 

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