Please take the highest and lowest cost

apital Fitness, Inc, operates a chain of fitness centres in the Ottawa area. The firm's controller is ac- mulating data to be used in preparing its annual profit plan for the coming year. The cost behavious ttern of the firm's equipment maintenance costs must be determined. The accounting staff has sug sted the use of an equation, in the form of Y = a + bx, for maintenance costs. Data regarding the aintenance hours and costs for last year are as follows: Hours of Maintenance Month Maintenance Service Costs January 525 $ 4,710 February 505 4,310 March.. 310 2,990 April 495 4,200 May 315 3,000 June 485 4.215 July 315 2,950 August 405 3.680 September 475 4,100 October 3,250 November 350 3,260 December 335 3,015 Total.... 4,860 S43,680 Average.. 405 S 3,640 345