The following table shows retail sales in drug stores in billions of dollars in the...
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The following table shows retail sales in drug stores in billions of dollars in the U S for years since 1995 Year Retail Sales 0 3 6 9 12 15 85 851 108 426 141 781 169 256 202 297 222 266 Let F 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 84 182 220 210 200 190 180 170 160 150 140 130 120 110 100 90 804 12 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 2014 billions of dollars Use the model to predict the initial year in which retails sales will be 238 billion
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