How to resolve this problem? The “Economic Report to the President of the United States” included data on the amounts of manufacturers’ new and unfil

How to resolve this problem? The “Economic Report to the President of the United States” included data on the amounts of manufacturers’ new and unfilled orders in millions of dollars. shown here are the figures for new orders over a 21-year period. Use Excel to develop a regression model to fit the trend effects for these data. Use a linear model and then try a quadratic model. How well does either model fit the data? Year Total Number of New Orders 1 55,022 2 55,921 3 64,182 4 76,003 5 87,327 6 85,139 7 99,513 8 115,109 9 131,629 10 147,604 11 156,359 12 168,025 13 162,140 14 175,451 15 192,879 16 195,706 17 195,204 18 209,389 19 227,025 20 240,758 21 243,643