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After graduation, you take a position at Top-Slice, a well-known manufacturer of golf balls. One of your duties is to forecast monthly demand for golf balls. Using the following data, you developed a regression model that expresses monthly sales as a function of average temperature for the month: Monthly sales = - 1,382.9 + 104.4 x (average temperature) Click the icon to view the additional data. a. Show how the and 6 values of - 1,382.9 and 104.4 were calculated. Calculate the slope coefficient, 6 (enter your responses as whole numbers). (760) 12 = 104.4 12 March 2017 April May June July August Septembar October November December January 2018 February Monthly Sales 4,550 3,780 6,280 7,000 7,200 6,900 6,790 5,890 4,590 4,200 2,870 2,670 Temperature 45 57 65 80 82 83 76 71 56 54 45 46 Print Done