Brief Exercise 22-13 Data for Oriole Corporation's maintenance costs is shown below. Units Total Cost July August September October November December Produced 18,150 32,256 36,288 22,176 40,320 38,304 $37,407 48,384 55,440 38,304 75,096 62,496 Compute the variable- and fixed-cost elements using the regression analysis. Present your solution in the form of a cost Excel.) (Round intercept to 2 decimal places e.g. 1.25 and slope to 5 decmal places e.g. 1.25125.) equa Intercept s Slope $ The cost equation is: $ per unit produced Total cost