Question: Do students at your school study more than, less than, or about the same as students at other business schools? BusinessWeek reported that at the

Do students at your school study more than, less than, or about the same as students at other business schools? BusinessWeek reported that at the top 50 business schools, students studied an average of 14.6 hours per week. (Data extracted from "Cracking the Books," Special Report/Online Extra, www.businessweek.com, March 19, 2007.) Set up a hypothesis test to try to prove that the mean number of hours studied at your school is different from the 14.6-hour-per-week benchmark reported by BusinessWeek.
a. State the null and alternative hypotheses.
b. What is a Type I error for your test?
c. What is a Type II error for your test?

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a H 0 146 hours H 1 146 hours b A Type I error is the mistake of concluding that the mean ... View full answer

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