Question: A supermarket has more than one server servicing at counters. The customer arrives in a Poisson fashion at the rate of 10 per hour. The

A supermarket has more than one server servicing at counters. The customer arrives in a Poisson fashion at the rate of 10 per hour. The service time for each customer is expected with a mean of 4 minutes. Find the probability of a customer has to wait for the service, average queue length,the average time spent by a customer in the queue

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