Qusetion: In Exercise, the management feels that the average number of waiting mechanics can be reduced if Type 2 requests are served ahead of Type 1. Justify.
Exercise: In a certain factory, the too I crib is manned by a single clerk. There are two types of tool request and the time to process a tool request depends on the type of tool request as
Type of Request Interarrival Time (Second) Service Time (Second)
1 Exponential with mean 420 Normal (300, 75)
2 Exponential with mean 300 Normal (100, 40)
The clerk has been serving the mechanics on PCPS basis. Simulate the system for one day operation (8 hours).