please help out with this problem, thanks in advance!

The Robotics Manufacturing Company operates an equipment repair business where emergency jobs artive randomly at the rate of two 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 3.0 hours and a standard deviaton of 1.9 hours. The company's cost of the repair operation is $27 per hour. In the economic andlysis of the wating line system, fobotics uses $36 per hour cost for customers wating during the repair process. (a) What are the artival rate ond service rate in jobs per hour? (Round your answers to four decimal places.) == (b) Show the operating characteristics. (Round your answers to four decimal places. Aeport time in hours.) L4LW4W===n=n Show the total cout per houf. (Express the total cost per hour in dolars. Mound your answer to the nearest cent.) rc=s (c) The company is considering purchasing a computer-based equipment repair system that would enable a constant repair time of 3.0 hours. for practecal purposes, the on the wating line characteristics of the repair service? (Rlound your amwers to four decimal places. Report time in hours.) We=hW= Show the total cost per hour. (Express the total cost per hour in dollars. Hound your answer to the nearest cent.) TC=$ a) Does paying for the computer-based system to reduce the variation in service time make economic sense? The firm's director of operations rejected the request for the new system because the hourly cost is $5 higher and the mean repair time is the same. Do you agree? How much (in doliars) wil the new svatem save the company during o 40 -hour work week? thound yeur answer to the nearest cent, Enter o if there are no savings.) The average savings ower a 40 -hour work neek ameunt to s Dased en bis, the directors argument should be