Discuss briefly the relationship between waiting line analysisand quality improvement.

Explain how waiting lines can develop even when the service time is a constant.

Describe the operating performance characteristics calculated for evaluating waiting line systems.

PP.71 A small manufacturer of specialty welding equipment has developed a combination production plan for the next four quarters, as seen below. Supply/Demand Info Pre-Q1 Q1 4,620 4,620 Forecast (demand) Regular production Subcontract production Ending inventory Hired employees Fired employees Total employees 42 42 Q2 Q3 Q4 4,730 5,390 5,170 5.080 5.060 5.080 330 4 46 The table below shows additional relevant information: Capacity Information & Cost Variables Production rate (units/employee/quarter) Subcontractor capacity (units/quarter) Regular production cost/unit Holding cost'unit/quarter Hiring cost/employee Firing cost/employee Subcontract cost/unit 110 480 $85 $13 $820 $2,150 $119 110 110 46 46 What is the overall total cost for this production plan? (Display your answer to the nearest whole number.) Number What is the total subcontract cost for this production plan? (Display your answer to the nearest whole number.) Number What is the total holding cost for this production plan?…