he Hobotics Munufacturing Company operates an equipenent repair besiness where emergency jobs artive randonsly at the rate of two jobs per 8 -hour day. The congany's repair faclity is a singli 8 per houk. In the economic analysls of the waning line system, Hobotics eses 536 per hour cost for customers wating during the repair process. (a) What are the arrival rate and service rate in jobs per houn (Round your answers to four decimal places.) =0= (b) Show the operating characteristios. (Hound your answers to four decimal places. Report time in bours.) L4LWGw====h Show the total cost per hour (Express the tocal cost per hour in doltars; Round your answetto the nearest cent.) TC=s (c) The company is considering putchasing a contyuter-based equipmans repair system that would ensle a constant repair time of 3.1 hours, For practical purposes, the standard deviation is 0 . service? (Found vour answers to four dedmal places. Peport time in hours.) Show the total cont per hour. (Expetss the total cost per beur in dellars. Round your muswer to the nearest cent.) FC=s (d) Does paying for the conputer-based system to reduce the variation in service time make ecocomic sense? The firmir director of soevations refected the reguest for the new system bocause the hourly cost is sa higher and the mean repair time is the same. Do your agreep How much (in dollars) wif the new aystem sme the company duriog a 40 -hour work meek? (Ficund your answir to the nearent cent, Ecter 0 if there are no cuvings.) The avenge savings over a 40 -bour work werk amount to 5 Aased an this, the directors argument should be