Q. Evaluate waiting line properties of subsequent customer service operation. On basis of past data it has been approximate d that customers arrive according to a Poisson process with an average inter-arrival time of 30 minutes. Time to service for a customer is exp1ntially distributed with a mean of 15 minutes.
Illustrate what is total time in system for this service?
Determine average number of people waiting for service.
If server worked an 8 hour day, explain how many hours on average, would server be busy?