Problem 3 (6 points): After tallying the receipts for their first year of operation, the owners of the Taco Barn are encouraged. Sales of their artisnal tacos, made from such exotic ingredients as ground beef, cheese, and beans, have been strong and seem to give hope to the coming year. Taco sales by month are shown in the table. Month Sales January 474 February 485 March 501 April 588 May 599 June 612 Armed only with his fingers, the owner decides that the safest forecasting approach is a weighted moving average using 0.4, 0.3, 0.2, and 0.1 for the most recent four months. His fingers are aching by the time he reaches June and he is worried about his ability to stuff tacos during tomorrow's dinner rush. Help him out by finding the forecast for July