Required information Exercise 5A-2 (Algo) Least-Squares Regression [LO5-11] [The following information applies to the questions displayed below.] Bargain Rental Car offers rental cars in an off-airport location near a major tourist destination in California. Management would like to better understand the variable and fixed portions of its car washing costs. The company operates its own car wash facility in which each rental car that is returned is thoroughly cleaned before being released for rental to another customer. Management believes that the variable portion of its car washing costs relates to the number of rental returns. Accordingly, the following data have been compiled: Month January Rental Returns Car Wash Coats $ 10,800 $13,000 2,400 February 2,500 March 2,700 $ 11,600 April 3,000 $ 14,000 May 3,600 $ 16,000 June 5,000 $ 22,900 July 5,500 $ 22,000 August 5,400 $ 21,700 September 4,700 $ 22,600 October 3,900 $ 20,500 November 2,200 $10,500 December 2,700 $13,500 Exercise 5A-2 Part 1 (Algo) Required: 1. Prepare a scattergraph plot. (Place car wash costs on the vertical axis and rental returns on the horizontal axis.)