The Economic Report to the President of the United States included data on the amounts of manufacturers

The €œEconomic 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 a computer 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 thedata?

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Year Total Number of New Orders Year Total Number of New Orders 55,022 55,921 64,182 76,003 87,327 85,139 99,513 115,109 131,629 147,604 156,359 12 13 14 15 16 17 18 19 20 21 168,025 162,140 175,451 192,879 195,706 195,204 209,389 227,025 240,758 243,643 4 6 10