Assignment:
A priority waiting system assigns arriving customers to one of four classes. Arrival rates (Poisson) of the classes are shown in the following table: Use Table 1 and Table 2.
| Class |
Arrivals per Hour |
| 1 |
6 |
| 2 |
4 |
| 3 |
6 |
| 4 |
5 |
Five servers process the customers, and each can handle 6 customers per hour.
a. What is the system utilization? (Round your answer to 2 decimal places.)
b. What is the average wait for service by customers in the various.