also: 1. the probability that there is mire than three machines in the system

2. the probability that there is mire than four machines in the system

3. more than 5..

Virginia's Ron McPherson Electronics Corporation retains a service crew to repair machine breakdowns that occur on an average of 2 = 4 per 8-hour workday (approximately Poinson in nature). The crew con service an average of 3 - 6 machines per workday, with a repair time distribution that resembles the negative exponential distribution. a) The utilization rate of this service system - 0.67 (round your response to two decimal pidicos). b) The average downtime for a broken machine - 0.50 days (round your response to two decimal places) c) The average number of machines waiting to receive service at any given time - 1,333 machines (round your response to three decimal placea). ) The probability that there is more than one machine that is in the system = 0.444 (round your rosponse to throw decimal places). The probability that there are more than two machines that are in the system = round your response to three decimal places)