Help S Seifer Inc's inspection costs are listed below Units Produced Inspection Costs April ay 119 8,558 117 8,535 June 113 8,415 July August 125 $ 8,736 152 9,357 September 108 $ 8,320 October 120 $ $ 8,603 November 192 10,337 Management believes that inspection cost is a mixed cost that depends on the number of units produced. Using the least-squares regression method the estimater of th Help S Seifer Inc's inspection costs are listed below Units Produced Inspection Costs April ay 119 8,558 117 8,535 June 113 8,415 July August 125 $ 8,736 152 9,357 September 108 $ 8,320 October 120 $ $ 8,603 November 192 10,337 Management believes that inspection cost is a mixed cost that depends on the number of units produced. Using the least-squares regression method the estimater of th