Question 1 Explain the structure of Mathematical Model in your own words
Question 2 Describe Erlang family of distributions of service times
Question 3 Describe the algorithm for solving a linear programming problem by graphical method.
Question 4 Explain the use of finite queuing tables
Question 5 Customers arrive at a small post office at the rate of 30 per hour. Service by the clerk on duty takes an average of 1 minute per customer
a) Calculate the mean customer time
- Spent waiting in line
- Spent receiving or waiting for service
b) Find the mean number of persons
- in line
- Receiving or waiting for service