(Pareto analysis) Cool-It Refrigerators has identified the following war¬ ranty costs during 2006 according to the type of product failure as follows: LO.1

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Model Electrical Motor Structural Mechanical Total Dollars Chic Elegant $25,000 $27,000 $15,000 $ 5,000 $ 72,000 28,000 32,000 26,000 6,000 92,000 All others Total 8,000 $61,000 15,000 $74,000 6,000 $47,000 9,000 38,000 $20,000 $202,000 a. Rearrange the rows in descending order of magnitude based on the To- tal Dollars column, and prepare a table using Pareto analysis with the following headings: Model Dollars % of Total Cumulative % of Total b. Which model(s) account for the vast proportion of all failure costs? Discuss. c. Devise a plan to address prioritizing projects regarding development of preventive measures based on the findings in the Pareto analysis you just conducted for Cool-It Refrigerators.