Mathematics, 16.11.2019 05:31, jeffmacdonald1976

Aprofessor would like to estimate the average number of hours his students spend studying for his class. he wants to estimate μwith 99% confidence and with a margin of error of at most 2 hours. from past experience he knows the standard deviation of number of hours spent studying to be 8 hours. how many students need to be surveyed to meet these requirements? a. 106b. 105c. 107d. 108

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Aprofessor would like to estimate the average number of hours his students spend studying for his cl...