When you have the pretest-posttest one group design with the dependent variable that is dichotomous, you will use:

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The McNemar test is the appropriate statistical test to use when comparing pretest and posttest results in a one group design where the dependent variable is dichotomous (coded as 0 or 1). This test is used to determine whether there is a significant change or difference in the proportion of participants scoring at one level on the dependent variable at pretest and posttest.

When You Have the Pretest-Posttest One Group Design with the Dependent