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| Teaching Since: | May 2017 |
| Last Sign in: | 402 Weeks Ago, 1 Day Ago |
| Questions Answered: | 66690 |
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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
4.          A small town with one hospital has two ambulances to supply ambulance service. Requests for ambu- lances during nonholiday weekends average .45 per hour and tend to be Poisson-distributed. Travel and assistance time averages two hours per call and follows an exponential distribution. Find:
a.   System utilization.
b.   The average number of customers waiting.
c.   The average time customers wait for an ambulance.
d.   The probability that both ambulances will be busy when a call comes in.
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