Telephone calls arrive at the information desk large computer software company at a rate of 15 per

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Telephone calls arrive at the information desk large computer software company at a rate of 15 per hi
a. What is the probability that the next call will a within 3 minutes (0.05 hour)?
b. What is the probability that the next call will a within 15 minutes (0.25 hour)?
c. Suppose the company has just introduced an upon version of one of its software programs, and telephone calls are now arriving at a rate of 25 per hour. Give information, what are your answers to (a) and (b)?
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Statistics For Managers Using Microsoft Excel

ISBN: 772

7th Edition

Authors: David M. Levine, David F. Stephan, Kathryn A. Szabat

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