What is true about all post-hoc tests such as Tukey's HSD Test and Scheffé's Test?
A) Each group mean is compared to each other group mean
B) It shows the overall effect of the groups on a variable
C) It is done regardless of whether the one-way ANOVA's F test result is significant or not
D) It is done prior to the ANOVA's F test

Question

Quizplus · Accepted Answer

Post-hoc tests like Tukey's HSD Test and Scheffé's Test are specifically designed to compare each group mean with every other group mean to identify where the differences lie after finding a significant F test result in ANOVA.

What Is True About All Post-Hoc Tests Such as Tukey's