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What is the z-score? The p-value? Reject or not reject? The mean time to complete an HCTM 21003 Test 2 for students from two different

What is the z-score? The p-value? Reject or not reject?

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The mean time to complete an HCTM 21003 Test 2 for students from two different semesters is to be compared. Twenty students from each semester are randomly assigned to the test. Both populations have normal distributions. Semester Number of students Average time to complete Test 2 Population standard deviation, a 1 20 3 0.33 2 20 2.9 0.36 Does the data indicate that the students from semester 1 take more time to complete Test 2 than the students from semester 2

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