The following table shows retail sales in drug stores in billions of dollars in the U.S. for years since 1995. 220 210- 200- 190- 180 170- 160- 150- 140- 130- 120 110- 100 90 Year Retail Sales 0 3 6 9 12 15 Let S(t) be the retails sales in billions of dollars in t years since 1995. A linear model for the data is F(t) = 9.44t + 84.182. 80+ 85.851 108.426 141.781 169.256 202.297 222.266 3 6 9 12 15 Use the above scatter plot to decide whether the linear model fits the data well. The function is a good model for the data. The function is not a good model for the data Estimate the retails sales in the U. S. in 2015. billions of dollars.
The following table shows retail sales in drug stores in billions of dollars in the U.S. for years since 1995. 220 210- 200- 190- 180 170- 160- 150- 140- 130- 120 110- 100 90 Year Retail Sales 0 3 6 9 12 15 Let S(t) be the retails sales in billions of dollars in t years since 1995. A linear model for the data is F(t) = 9.44t + 84.182. 80+ 85.851 108.426 141.781 169.256 202.297 222.266 3 6 9 12 15 Use the above scatter plot to decide whether the linear model fits the data well. The function is a good model for the data. The function is not a good model for the data Estimate the retails sales in the U. S. in 2015. billions of dollars.
Chapter3: Polynomial Functions
Section3.5: Mathematical Modeling And Variation
Problem 1ECP: The ordered pairs below give the median sales prices y (in thousands of dollars) of new homes sold...
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