High-Low Method Wyoming Wholesale has gathered the following data on the number of shipments received and the cost of receiving reports for the first seven weeks of the year. Number of Shipments Received Weekly Cost of Receiving Reports 250 220 200 175 265 290 300 $875 810 770 710 925 1,000 1,010 a. Using the high-low method, develop the equation for predicting weekly receiving report costs based on the number of shipments received. y=$ + $ x b. What is the predicted amount of receiving report costs for a week in which 360 shipments are received? Note: Round to the nearest whole dollar. Budgeted cost of reports $