Virginias Ron McPherson Electronics Corporation retains a service crew to repair machine breakdowns that occur on average
Question:
Virginia’s Ron McPherson Electronics Corporation retains a service crew to repair machine breakdowns that occur on average l 5 3 per 8-hour workday (approximately Poisson in nature). The crew can service an average of m 5 8 machines per workday, with a repair time distribution that resembles the negative exponential distribution.
a) What is the utilization rate of this service system?
b) What is the average downtime for a broken machine?
c) How many machines are waiting to be serviced at any given time?
d) What is the probability that more than 1 machine is in the system? The probability that more than 2 are broken and waiting to be repaired or being serviced? More than 3? More than 4? lop5
Step by Step Answer:
Operations Management Sustainability And Supply Chain Management
ISBN: 9781292295039
13th Global Edition
Authors: Jay Heizer, Barry Render, Chuck Munson