The Controller at Humber River Hospital has asked for a cost formula that separates the fixed and variable components of the costs for the Patient Admission Department. Monthly costs and the number of patients admitted for the past 10 months are shown below:

Month Number of Patients Admitted Admission Dept. Costs January 1800 $14700 February 1900 $15200 March 1700 $13700 April 1600 $14000 May 1500 $14300 June 1300 $13100 July 1100 $12800 August 1200 $13000 September 1400 $14200 October 1650 $14300 November 1825 15000 December 1376 13150

NEED a. Use the High-Low method to establish the fixed and variable components of patient admissions costs. b. Express the fixed and variable component of admission as a cost formula in the form Y= a + bx.