multiple choice questions for Objective 13

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Chapter 12

This activity contains 2 questions.

Mr. Arroyo is interested in the gains made by his students from pretest to posttest. Which statistical test of significance is appropriate for him to use?

	Gain scores
	t test for dependent samples
	t test for independent samples
	ANOVA

Ms. Kirby has selected a pretest posttest experimental control group design for her study. Which statistical test is the most appropriate to analyze her data?

	t test comparing gain scores
	t test comparing posttest scores
	ANCOVA using the pretest as a covariate
	Scheffé post-hoc comparison

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