you own a barbershop with 2 chairs the mean arrival rate is

you own a barbershop with 2 chairs. the mean arrival rate is 8 people per hour. mean service rate is 5 units per hours for each chair. find the following :

A: what is the probability that no one is in the system?

b: what is the average number of people in the system?

c: what is the average time a person waits for service?

d: what us the average time a person is in the system?

Solution