The Robotics Manufacturing Company operates an equipment repair business where emergency jobs arrive randomly at the rate of three jobs per 8-hour day. The company’s repair facility is a single-server system operated by a repair technician. The service time varies, with a mean repair time of 2 hours and a standard deviation of 1.5 hours. The company’s cost of the repair operation is $28 per hour. In the economic analysis of the waiting line system, Robotics uses $35 per hour cost for customers waiting during the repair process.
- What are the arrival rate and service rate in jobs per hour? If required, round your answers to three decimal places.
Arrival rate = jobs per hour
Service rate = jobs per hour - Show the operating characteristics, including the total cost per hour. If required, round total cost to two decimal places and other answers to four decimal places.
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