The Robotics Manufacturing Company operates an equipment repair business where emergency jobs arrive randomly at the rate of five 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 1.3 hours and a standard deviation of 0.8 hours. The company's cost of the repair operation is $25 per hour. In the economic analysis of the waiting line system, Robotics uses $33 per hour cost for customers waiting during the repair process. Show the operating characteristics, including the total cost per hour. Round your answers to four decimal places.
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The company is considering purchasing a computer-based equipment repair system that would enable a constant repair time of 5 hours. For practical purposes, the standard deviation is 0. Because of the computer-based system, the company's cost of the new operation would be $36 per hour. What effect will the new system have on the waiting line characteristics of the repair service? Round total cost to the nearest cent and other answers to four decimal places.
Current System (σ = 0.8) New System (σ = 0)
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*PLEASE NO LINKS*