Question: For the following set of situations, construct the Null and Alternative Hypothesis.

a. Brennan is a local officer who believes that he receives, on average, more than 8 emergency calls during each of his shifts. He keeps track of the number of calls he receives for 12 straight shifts.

b. Believing she spends more than 1.25 hours per shift filling out paperwork, Elise records the time spent for one month to determine if her assumption is correct.

c. One of Police Chief James’ officers comes to him and claims that the Brunswick Police Department averages 142 moving violation citations per week. To confirm this, James checks the citation logs for the last 15 months.