Question: Consider a waiting line model where there is ONLY one line that customers join; there are, however, three cashiers that serve the customers joining the

Consider a waiting line model where there is ONLY one line that customers join; there are, however, three cashiers that serve the customers joining the line. The custmers arrive at rate of 52/hour; cashiers have a service rate of 20/hour. Anwer the following: (Round ALL answers to TWO places of decimal; all times are to be converted into minutes)

(1) The average "waiting time" for a customer is = minutes

(2) The average time needed to check out after joining the line = minutes (3) What is the probability that an arriving customer will NOT have to wait in line? Probability of not waiting = (enter your response in decimal fraction and NOT percentage)

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