In which of the following circumstances would a post-hoc test (e.g., Tukey's HSD) be used? when the F-ratio is not significant

Question

In which of the following circumstances would a post-hoc test (e.g., Tukey's HSD) be used?
when the F-ratio is not significant
when Ho is rejected and there are more than two treatments
when there are two treatments
post hoc tests should always be conducted after an ANOVA

Kunduz · Accepted Answer

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