Calculating System Characteristics
Problem Statement
Sunset Airlines is reviewing its check-in procedures in anticipation of its "two for the price of one" fare promotion. Presently, a single clerk spends an average of 3 minutes per passenger checking luggage and issuing boarding passes. Service times have a negative exponential distribution, and passenger arrivals are Poisson distributed, with an anticipated mean of 15 per hour during fl ight operations.
a. What is the probability that an arriving passenger will be served immediately without waiting?