Customers arrive at an average rate of 10 per hour and an average of 15 customers can be served in an hour. Assume this is an M/M/1 model.
a. What is the system utilization?
b. How many people are in line?
c. How many people are in the system?
d. What is the average amount of time a person spends in line?
e. What is the average amount of time a person spends in the system?
f. What is the probability of 4 customers in the system?