Power is generally the same for the HSD test and the Scheffé test.

Name: Power is generally the same for the HSD test and the Scheffé test.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

The HSD (Tukey's Honestly Significant Difference) test generally has more power than the Scheffé test when comparing all possible pairs of means, because the Scheffé test is designed to be more conservative and is applicable to a wider range of comparisons, including complex contrasts, not just pairwise comparisons.

Power Is Generally the Same for the HSD Test and the Scheffé