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

ID: 2948279 • 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 STAT?STIX 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 amount of time students study per week exceeds 6.5 hours per week. average One-Sample T Test Null Hypothesis: -65 Alternative Hyp: ?+6.5 Variable Mean SE T DF P Study Time 7.5180 0.4811 2.20 19 0.0282 Cases Included 20 Notice that the alternative hypothesis that was used does not match the test we desire. Give the p-value that should be used if we wish to conduct a one- tailed test. p-.0282 p-0564 p-.0141 p-9718 8 5

Explanation / Answer

For one - tailed test, P-value = 0.0282/2 = 0.0141

Option - C is correct.