Question: A company compares between two external service centers , the first can serve on average 50 customers per hour and the second can serve on

A company compares between two external service centers , the first can serve on average 50 customers per hour and the second can serve on average 40 customers per hour it is assumed that service times may be described by the exponential distribution , the company customer's arrival rate on average is 30 customers with Poisson distribution , what is the best decision regarding to the effect on the company characteristics of queuing system

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