The controller of Cullumber Industries has collected the following monthly expense data for analyzing the cost behavior of electricity costs. Total Electricity Costs Total Machine Hours January $2,370 230 February 3,100 370 March 3,460 450 April 4,540 695 May 3,240 400 June 4,960 770 July 4,150 625 August 3,910 510 September 5,000 665 October 4,270 610 November 3,280 370 December 6,050 790 (a) New attempt is in progress. Some of the new entries may impact the last attempt grading. Your answer is incorrect. Determine the fixed- and variable-cost components using regression analysis (We recommend the use of Excel.) (Round fixed cost to 3 decimal places e.g. 1.252 and variable cost to 5 decimal places e.g. 1.25125.)

The controller of Cullumber Industries has collected the following monthly expense data for analyzing the cost behavior of electricity costs. Total Electricity Costs $2,370 Total Machine Hours January 230 February 3,100 370 March 3,460 450 April 4,540 695 May 3,240 400 June 4,960 770 July 4,150 625 3,910 510 5,000 665 August September October November December 4.270 610 3,280 370 6,050 790 (a) Your answer is incorrect. Determine the fixed- and variable-cost components using regression analysis (We recommend the use of Excel.) (Round fixed cost to 3 decimal places e.g. 1.252 and variable cost to 5 decimal places e.g. 1.25125.) Fixed costs $ Variable-cost $