Leslie Sporting Goods is a locally owned store that specializes in printing team jerseys. The majority of its business comes from orders for various local teams and organizations. While Leslie's prints everything from bowling team jerseys to fraternitylsorority apparel to special event shirts, summer league baseball and softball team jerseys are the company's biggest source of revenue A portion of Leslie's operating information for the company's last year follows: Number of Jerseys Printed 210 Month January February March April 22e Operating Cost $5,745 5,85e 8,645 9.750 9.250 6.210 6,125 5,90 4.800 6.015 June August September October November December Required: 3. Using the high-low method, calculate the store's total fixed operating costs and variable operating cost per jersey 4. Using the high-low method results, calculate the store's expected operating cost if it printed 475 jerseys 5. Perform a least squares regression analysis on Leslie's data 6. Using the regression output, create a linear equation (y a + bad for estimating Leslie's operating costs 7. Using the least squares regression results, calculate the store's expected operating cost if it prints 605 jerseys