Pete- market is a small local grocery store with only one checkout counter. Assume that shoppers arrive at the checkout lane according to a Poisson probability distribution, with an arrival rate of 15 customers per hour. The checkout service times follow an exponential probability distribution, with a service rate of 20 customers per hour. a. Compute the operating characteristics for this waiting line. b. If the manager- service goal is to limit the waiting time prior to beginning the check out process to no more than five minutes, what recommendations would you provide regarding the current checkout system?
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