Do students who register for early morning classes typically do better than those who sign up for
Question:
a. Are the assumptions of normality satisfied? Explain.
b. Is there sufficient evidence to reject the hypothesis of equal variances of grades for these two classes? Use a = 0.05
c. Is there sufficient evidence to reject the hypothesis that there is no difference between the mean probability test grades for these two classes? Use a = 0.05
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