Emergency 911 calls to a small municipality in Idaho come in at the rate of one every

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Emergency 911 calls to a small municipality in Idaho come in at the rate of one every two minutes. Assume that the number of 911 calls is a random variable that can be described by the Poisson distribution.

a. What is the expected number of 911 calls in one hour?

b. What is the probability of three 911 calls in five minutes?

c. What is the probability of no 911 calls during a five-minute period?

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Essentials of Business Analytics

ISBN: 978-1305627734

2nd edition

Authors: Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann, David R. Anderson

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Question Posted: Sep 07, 2016 09:21 AM

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Emergency 911 calls to a small municipality in Idaho come in at the rate of one every

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Essentials of Business Analytics

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