The controller of Carla Vista Production has collected the following monthly expense data for analyzing the cost behavior of electricity costs. Total Total Electricity Costs Machine Hours January $2,650 200 February 3,100 320 March 3,570 450 April 4,750 695 May 3,160 500 June 4,910 750 July 4,130 630 August 3,810 580 September 5,060 680 October 4,390 610 November 3,290 320 December 6,640 770 x Your answer is incorrect. Try again. Determine the fixed- and variable-cost components using the high-low method. Fixed-costs Variable-costs LINK TO TEXT LINK TO VIDEO 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 By what amount does this differ from March's observed cost for 450 machine hours? Amount differ LINK TO TEXT LINK TO VIDEO X Your answer is incorrect. Try again. What electricity cost does the cost equation estimate for a level of activity of 750 machine hours? Electricity costs By what amount does this differ from June's observed cost for 750 machine hours? Amount differ