The Canadian operation of the Customer Care Department of a global pharmaceutical company receives between 600 and

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The Canadian operation of the Customer Care Department of a global pharmaceutical company receives between 600 and 700 calls per day. The department’s objective is that no more than 5% of the calls are transferred to voice mail. In a random sample of 45 days:
a. What is the probability that less than 2% go to voice mail?
b. What is the probability that more than 10% of the calls go to voice mail?
c. What is the probability that no calls go to voice mail?

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Basic Statistics For Business & Economics

ISBN: 9781259268939

6th Canadian Edition

Authors: Douglas A. Lind, William G Marchal, Samuel A. Wathen, Carol Ann Waite

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