Tony has the following data concerning the prior 12 months of operations:

(1) determine if any data point could be interpreted as an outlier and use the high-low method to estimate the per-unit variable costs and total fixed costs for the pizzeria and write the total cost equation.

Pizzas Prepared Total Operating Costs October 5,513 $40,232 6,067 40,544 November December 6,690 7,000 January February 42,897 44,564 30,549 2,586 March 3,000 34,536 April 3,492 May 3,718 June 4,010 36,216 36,291 37,373 37,655 38,423 39,099 July 4,366 August 4,735 September 4,806 Total 55,983 $458,379