What is the appropriate statistical analysis for evaluating the after treatment mean difference for a posttest only nonequivalent control group design?
A)independent-measures t test
B)repeated-measures t test
C)repeated-measures analysis of variance
D)chi-square test for independence

Question

What is the appropriate statistical analysis for evaluating the after treatment mean difference for a posttest only nonequivalent control group design?
A)​independent-measures t test
B)​repeated-measures t test
C)repeated-measures analysis of variance
D)​chi-square test for independence

Quizplus · Accepted Answer

An independent-measures t test is used to compare the means of two independent groups, which is suitable for a posttest only nonequivalent control group design.

What Is the Appropriate Statistical Analysis for Evaluating the After