Question: A multiple server queuing system has a Poisson arrival rate of 16 per hour and exponential service time averaging 8 per hour. Server cost is
A multiple server queuing system has a Poisson arrival rate of 16 per hour and exponential service time averaging 8 per hour. Server cost is $25 per hour and the cost of waiting is $40 per hour. Based on total cost, how many servers should be staffed?
a. 3
b. 5
c. 4
d. 2
e. 1
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