Ethan Manufacturing Incorporated produces floor mats for automobiles. The owner, Joseph Ethan, has asked you to assist in estimating maintenance costs. Together you and Joseph determine that the single best cost driver for maintenance costs is machine hours. These data are from the previous fiscal year for maintenance costs and machine hours Month 2 3 4 5 Maintenance costs $ 2,740 2,900 3,050 3,160 3,240 3.210 3,150 2,990 2,760 2,360 2,370 2,590 Machine Hours 1,830 1,910 1,990 2,010 2,040 2,020 2,00 1,980 1,840 1,240 1,440 1,730 7 8 1e 11 12 What is the cost equation for maintenance costs using the high-low method? (Round "stope (unit variable cost)" to 2 decimal places. Include outliers in your calculations.) Maintenance CD Wimui Required 2 > Calculate the mean absolute percentage error (MAPE) for the cost equation you developed in requirement 1. (Input your final answer as a percentage rounded to 1 decimal place (1 0.054 = 5.4%). Include any outlles in your calculations.) Muan absolute percentage error (MAPE) %