Paul Fenster owns and manages a Chili-dog and softdrink stand near the Kean U. campus. White Paul can service 24 customers per hour on the average(mu), he gets only 21 customers per hour (lambda).
Because Paul could wait on 14 percentage more customers than actually visit his stand, it doesn't make sense to him that he should have any waiting lines.
Paul hires you to examine the situation and to determine some characteristics of his queue. After looking into the problem, you find it follows the six conditions for a single-channel waiting line.
The average number of customers in the system = customers (round your response to two decimal places).