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TESTS OF HYPOTHESIS: The amount of time students study per week was collected on

ID: 2948278 • Letter: T

Question

TESTS OF HYPOTHESIS: The amount of time students study per week was collected on part of the original data set (n- 20 students) and STATISTIX was used to generate the test of hypothesis printout shown below. Use it to answer the following questions. It was desired to determine if the average amount of time students study per week exceeds 6.5 hours per week. One-Sample T Test Null Hypothesis:-6.5 Alternative Hyp:-65 Variable Mean SE T DF P Study Time 7.5180 0.4811 2.20 19 0.0282 Cases Included 20 State the alternative hypothesis we wish to test Ha: 65 Ha: ?

Explanation / Answer

This is a right tailed hypothesis test .

Ha > 6.5 . Is the alternative hypothesis .

Since we wish to determine that the average time of students study per week exceeds 6 .5