Question
Marty's Barber Shop has one barber. Customers have an arrival rate of 1.3 customers per hour, and haircuts are given with a service rate of
Marty's Barber Shop has one barber. Customers have an arrival rate of 1.3 customers per hour, and haircuts are given with a service rate of 3 per hour. Use the Poisson arrivals and exponential service times model to answer the following questions:
a. What is the probability that no units are in the system? Round your answer to 4 decimal places.
b. What is the probability that one customer is receiving a haircut and no one is waiting? Round your answer to 4 decimals.
c. What is the probability that once customer is receiving a haircut and one customer is waiting? Round your answer to 4 decimals.
d. What is the probability that one customer is receiving a haircut and two customers are waiting? Round your answer to 4 decimals.
e. What is the probability that more than two customers are waiting? Round your answer to 4 decimals.
f. What is the average time a customer waits for service? Round your answer to 4 decimals.
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