Question 1
1.5 out of 1.5 points
What is the probability there are exactly 2 customers in line
in a
two-server model?

Question 2
1.5 out of 1.5 points
What is the probability there are fewer than 2 customers in the
system
in a two server model?

Question 3
1.5 out of 1.5 points
What is the probability there is fewer than 1 single customer in the
line
in a three-server model?

Question 4
1.5 out of 1.5 points
What is the probability there are more than three customers in the
system
in a two-server model?

Question 5
1.5 out of 1.5 points
What is the probability there is more than one in line
in a one-
server model?

Question 6
1.5 out of 1.5 points
What is the probability of being served immediately in a three-
server model?

Question 7
1.5 out of 1.5 points
What percentage of the time is the server busy in a two-server

model?