Question: Police response time to an emergency call is the difference between the time the call is first received by the dispatcher and the time a

Police response time to an emergency call is the difference between the time the call is first received by the dispatcher and the time a patrol car radios that it has arrived at the scene. Over a long period of time, it has been determined that the police response time has a normal distribution with a mean of7.6minutes and a standard deviation of2.3minutes. For a randomly received emergency call, find the following probabilities. (Round your answers to four decimal places.)

(a) the response time is between3and9minutes

(b) the response time is less than3minutes

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