Problem 22-01A a-c (Part Level Submission) The controller of Sandhill Production has collected the following monthly expense data for analyzing the cost behavior of electricity costs. Total Total Electricity Costs Machine Hours January $2,680 270 320 February 3,010 March 450 3,600 April 690 4,750 420 May 3,160 730 June 4,970 630 July 4,050 3,810 590 August 670 September 5,110 4,200 October 610 November 3,220 320 December 7,000 750 Your answer is correct. Determine the fixed- and variable-cost components using the high-low method. Fixed-costs 250 $1 Variable-costs $ Click if you would like to Show Work for this question: Open Show Work By accessing this Question Assistance, you will learn while you earn points based on the Point Potential Policy set by y (b) X Your answer is incorrect. Try again. What electricity cost does the cost equation estimate for a level of activity of 450 machine hours? Electricity costs 459 By what amount does this differ from March's observed cost for 450 machine hours? Amount differ Open Show Work Click if you would like to Show Work for this