Epsilon Company makes smart watches. The company controller wanted to calculate the fixed and variable costs associated with electricity use in the factory Data for the past four months were collected Electricity Month January February March April Machine COS $7.560 8,220 7,480 7,186 hours 570 625 546 518 Coefficients shown by a regression program are: Intercept X Variable 2,255 9.45 Using the results of regression, the cost formula for electricity cost was O $2,255 + ($9.48 x machine hours) None of these choices are correct $2,255 x machine hours $9.48 x machine hours