9. The Excel workbook ('08 Problem Dam provides data on quality losses at Nosoco Paper Mill. Find the percentage of cost for each category, and the cumulative percentages when the categories are sorted by decreasing costs. Construct an appropriate Excel chart to analyze the data. What conclusions do you reach? Sorted by cost: Cumulative Category Cost Percent \"/o Rejected paper $375,000 Customer complaints $103,000 Odd lot $66,000 Wasted materials $31,000 Downtime $30,000 Inspection $25,000 Testing costs $15,000 Quality improvement training $10,000 100.00% Total Costs $655,000 A B C D E F G H Nosoco Paper Mill 2 Category Annual Loss Downtime $30,000 5 Testing costs $15,000 6 Rejected paper $375,000 Odd lot $66,000 B Inspection $25,000 9 Customer complaints $103,000 10 Wasted materials $31,000 11 Quality improvement training $10,000 12 13 Total Quality Cost $655,000 14 15 16 17 18 Rejected paper $375,000 19 Customer complaints $103,000 20 Odd lot $66,000 21 Wasted materials $31,000 22 Downtime $30,000 23 Inspection $25,000 24 Testing costs $ 15,000 25 Quality improvement training $10,000 26 27 28 29 30 31 32