If a factorial ANOVA is conducted and a statistically significant main effect is determined for a factor that has three or more levels,the nature of the relationship should be determined by ____. A)inspecting the sample means B)calculating eta² C)calculating a between-groups ANOVA for the significant factor D)applying the Tukey HSD test

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When a statistically significant main effect is found in a factorial ANOVA for a factor with three or more levels, post-hoc tests like the Tukey HSD test are used to determine which specific group means are significantly different from each other.

If a Factorial ANOVA Is Conducted and a Statistically Significant