Ken Howard, financial analyst at XYZ Corporation, is examining the behavior quarterly maintenance costs for budgeting purposes. Howard collects the following data on machine-hours worked an E!! (Click the icon to view the data.) Requirements 1. Estimate the cost function for the quarterly data using the high-low method. 2. Plot and comment on the estimated cost function. 3. Howard anticipates that XYZ will operate machines for 80,000 hours in quarter 13. Calculate the predicted maintenance costs in quarter 13 using the cost function estimated in requirement 1 Requirement 1. Estimate the cost function for the quarterly data using the high-low method. (Complete all answer boxes.) my + $1.89 nue, the screen may take you below the beginning of the next step. If so, scroll back up to the top of the step.) lot and comment on the estimated cost function. estimated cost function using the high-low method. The data points for the 12 quarters have already been entered in for you. (Use the line tool button displayed below to draw th $1.80 $2.24 $2.31 $35,000 $41,000 $64,000 0.0095.0060,0005,000 Machine Hours Click to enlarge graph y stimated cost function by choosing the correct statement to go with each of the evaluation criteria listed below