Problem 1 (3 Points) Miller Corporation has the following data relating to its power usage for the first six months of the current year Jan Feb March April May June Month Usage (Kw) Cost $450 282 395 316 300 484 500 ? 350- 475 425 430 737 The relevant range of activity is 400 to 800 Kw. Required: a. Using the high-low method, compute the cost formula. Miller Corporation estimates its power usage for July at 712 Kw. Using the cost formula that you computed, estimate the total power cost for July. b