[See Solution] A statistics teacher believes that students in an evening statistics class score higher than the students in a day class. The results of


Question: A statistics teacher believes that students in an evening statistics class score higher than the students in a day class. The results of a special exam are shown below. Can the teacher conclude that the evening students have a higher score? Use a = 0.01.

Day Students n1 = 36

x1 = 96

s1 = 5.8

Evening Students n2 = 41

x2 = 99

s2 = 6.3

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