**This assignment MUST be completed in Excel using formulas and uploaded into Canvas for grading** BE5.13 Data for Stiever Corporation's maintenance costs is shown below: Total Cost Units Produced 18,000 32,000 36,000 July August September October November December $32,000 48,000 55,000 38,000 66,100 62,000 22,000 40,000 38,000 Compute the variable and fixed cost elements using regression analysis. Present your solution in the form of a cost equation. You must use the Intercept and Slope functions in Excel