Question: Consider a waiting line system with the following parameters: number of servers = 4 customer arrival rate = 7 per minute customer service rate (per

Consider a waiting line system with the following parameters:

number of servers = 4

customer arrival rate = 7 per minute

customer service rate (per server) = 2 per minute

coefficient of variation of interarrivaltimes = 0.8

coefficient of variation of service times = 0.6

Find the expected length of the waiting line. (Do not assume Poisson arrivals and exponential service times).

(Provide two decimal places)

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