When a one-factor fixed-effects ANOVA results in a nonsignificant F ratio for J = 4, one should follow-up the ANOVA with which one of the following post-hoc procedures?
A) Scheffe' method
B) Tukey HSD method
C) Fisher LSD method
D) None of the above

Question

Quizplus · Accepted Answer

When a one-factor fixed-effects ANOVA results in a nonsignificant F ratio, it indicates that there is no statistically significant difference among the group means. Therefore, there is no need for post-hoc comparisons, making "None of the above" the correct choice. Post-hoc procedures like Scheffe', Tukey HSD, and Fisher LSD are used to identify specific group differences after a significant ANOVA result.

When a One-Factor Fixed-Effects ANOVA Results in a Nonsignificant F