Quality Improvement and Profitability Objective Ming Company reported the following sales and quality costs for the past four years. Assume that all quality costs are variable and that all changes in the quality cost ratios are due to a quality improvement program. Quality Costs as a Year Sales Revenues Percent of Revenues 1 $8,960,000 30% 2 9,760,000 27 3 11,840,000 23 14,240,000 19