If Valdez wants to ensure that his customers wait an average of around 10 minutes, what should

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If Valdez wants to ensure that his customers wait an average of around 10 minutes, what should be his average service time? Assume that the standard deviation of service time remains at 15 minutes.
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Managerial Decision Modeling With Spreadsheets

ISBN: 9780136115830

3rd Edition

Authors: Nagraj Balakrishnan, Barry Render, Jr. Ralph M. Stair

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