? ? n. n. n. ? ? ? n. Following are data on cost of quality at an automobile manufacturing plant for last year: Components under assembly product quality program ID Cost ($M) Type Assembly-line worker training programs 01 0.6 Inspection specialist training programs 02 0.3 Testers training programs 03 0.1 ? Design and purchase of quality inspection tools 04 0.6 Regular maintenance & recalibration of precision instruments 05 0.1 Regular maintenance & recalibration of manufacturing tools 06 0.2 Scheduled overhaul of critical machines 07 0.7 Inspections of intermediate steps 08 0.1 Final-product testing programs 09 0.1 Returning repairs and reworks (including warranties) 10 0.8 Voluntary-recall repairs and reworks 11 0.5 Re-testing of repairs and remakes due to returns & recalls 12 0.3 Assembly-line downtime due to step errors or breakdowns 13 0.3 Reworks due to production errors 14 0.2 ? Scrap (including labor and parts) 15 0.2 Supplier rating and incentive programs 16 0.2 Random tests on critical components at arrival 17 0.1 Quality planning and improvement initiatives 18 0.2 (a)[3] Classify these data into 4 types according to the cost-of-quality model (P/A/1/E). (b)[3] Calculate the totals of those 4 cost types and draw the corresponding Pareto diagram. (c)[2] Based on part (b), describe and interpret the results. (d)[2] Based on part (c), make some managerial recommendation(s). n. n. n. ? n. n. n