If the A × B interaction is significant, then at least one of the two main effects also must be significant.

Name: If the A × B interaction is significant, then at least one of the two main effects also must be significant.
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Question

Quizplus · Accepted Answer

A significant A × B interaction means that the effect of one factor depends on the level of the other factor, but it does not necessarily mean that either of the main effects (A or B) must be significant on their own.

If the a × B Interaction Is Significant, Then at Least