Question: In a pretest-posttest design that includes a control group, how does a researcher analyze the data? The researcher examines the difference between the pretest and

In a pretest-posttest design that includes a control group, how does a researcher analyze the data? The researcher examines the difference between the pretest and posttest scores for both the control and the experimental groups. The researcher compares the posttest scores for the experimental and the control groups. The researcher compares the pretest scores for the experimental and the control groups. The researcher examines the difference between the pretest and posttest scores for just the experimental group

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