A planned comparison comparing two means involves figuring an F ratio in which the numerator
A)depends on which pair of means is being compared.
B)has exactly 2 degrees of freedom.
C)is the overall between-groups population variance estimate,regardless of the pair of means being compared.
D)does not involve figuring an F ratio for any planned comparison.

Question

Quizplus · Accepted Answer

The numerator of the F ratio in a planned comparison depends on which pair of means is being compared. This is because planned comparisons involve comparing specific pairs of means, rather than all possible pairs as in overall ANOVA F tests.

A Planned Comparison Comparing Two Means Involves Figuring an F