multiple choice questions for Objective 16

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Chapter 12

This activity contains 2 questions.

A factorial ANOVA is used to

	investigate the main effects of two independent variables.
	investigate the interaction effect of the levels for both independent variables.
	reduce error variance.
	All of these.

Which of the following most clearly differentiates a factorial ANOVA from a simple ANOVA?

	An interaction effect
	Two main effects
	Two independent variables
	All of these

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