S Kimmel, Accounting, 78 Help System Announcements PRINTER VERSION BACK CALCULATOR Problem 18-01A 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 $2,450 270 February 3,100 320 March 3,570 450 April 4,700 685 May 3,240 400 June 4,870 800 July 4,120 650 August 3,950 September 5,020 670 October 4,260 630 November 3,250 320 December 6,300 820 580 Determine the fixed- and variable-cost components using the high-low method. Fixed-costs Variable-costs What electricity cost does the cost equation estimate for a level of activity of 450 machine hours? Blectricity costs $ By what amount does this differ from March's observed cost for 450 machine hours? Electricity costs By Study By what amount does this differ from March's observed cost for 450 machine hours? Amount differ $ What electricity cost does the cost equation estimate for a level of activity of 800 machine hours? Electricity costs By what amount does this differ from June's observed cost for 800 machine hours? Amount differ $ Click if you would like to Show Work for this question Open Show Work Question Attempts: O of I used NAVE MacBOOK