Q. Phone calls arrive at rate of 48 per hour at reservation desk for Regional Airways.
a. Calculate probability of receiving three calls in a 5-minute interval of time.
b. Calculate probability of receiving exactly 10 calls in 15 minutes.
c. Assume, no calls are currently on hold. If agent takes 5 minutes to complete current call, how many callers do you expect to be waiting by that time? Illustrate what is probability that none will be waiting?
d. If no calls are currently being processed, illustrate what is probability that agent can take 3 minutes for personal time without being interrupted by a call?