A 4 x 3 factorial analysis of variance was conducted with results showing a significant interaction. In addition to the interaction, we can conclude that
A) at least one of the factors was also significant.
B) both of the factors were also significant.
C) neither of the factors alone was significant.
D) A significant interaction does not provide information about the significance of the individual factors alone.

Question

Quizplus · Accepted Answer

A significant interaction indicates how the effect of one factor varies across the levels of another factor, but it does not inherently provide information about the significance of the individual factors alone. Each factor's main effect must be tested separately from the interaction effect.

A 4 X 3 Factorial Analysis of Variance Was Conducted