52. The Web site for the Bed and Breakfast Inns of North America (http://www.cimarron.net) gets approximately seven

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52. The Web site for the Bed and Breakfast Inns of North America (http://www.cimarron.net)

gets approximately seven visitors per minute (Time, September 2001). Suppose the number of Web site visitors per minute follows a Poisson probability distribution.

a. What is the mean time between visits to the Web site?

b. Show the exponential probability density function for the time between Web site visits.

c. What is the probability no one will access the Web site in a 1-minute period?

d. What is the probability no one will access the Web site in a 12-second period?

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Essentials Of Statistics For Business And Economics

ISBN: 9780324568608

5th Edition

Authors: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams

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