Sroup Case work High Low Method (15 marks, 13%) Davidson Engine Repairs provides and repair services for small och she found w and now thrown. The repair shop collected the salaries for the mechanism and depreciation on the repair equipam, merials and parts used for the jobs, and utilities. The repair shop manager would like to develop a model for practicing repairs and over the past 10 months hus caefully recorded the total repair conserved along with the amber of an und repair jobs completed each month. The data were below Month Jobs Repair Costs January 220 $ 22,000 February 180 $ 18,000 March 160 $ 17,600 April 200 $ 20,000 Mny 260 S 24.000 June 240 $ 22,400 July 140 S 16.000 August 120 S 12.800 100 S 13.600 September SO S 9,600 October E) * TI Sroup Case work High Low Method (15 marks, 13%) Davidson Engine Repairs provides and repair services for small och she found w and now thrown. The repair shop collected the salaries for the mechanism and depreciation on the repair equipam, merials and parts used for the jobs, and utilities. The repair shop manager would like to develop a model for practicing repairs and over the past 10 months hus caefully recorded the total repair conserved along with the amber of an und repair jobs completed each month. The data were below Month Jobs Repair Costs January 220 $ 22,000 February 180 $ 18,000 March 160 $ 17,600 April 200 $ 20,000 Mny 260 S 24.000 June 240 $ 22,400 July 140 S 16.000 August 120 S 12.800 100 S 13.600 September SO S 9,600 October E) * TI