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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 0 3 6 9 12 15 Retail Sales 85.851 108.426 141.781 169.256 202.297 222.266 Let S(t) be the retails sales in billions of dollars in t years since 1995. A linear model for the data is PLAY 180

The following table shows retail sales in drug stores in billions of dollars in the U.S. for years since 1995. Year 0 3 6 9 12 15 Retail Sales 85.851 108.426 141.781 169.256 202.297 222.266 Let S(t) be the retails sales in billions of dollars in t years since 1995. A linear model for the data is PLAY 180

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter1: Functions
Section1.CR: Chapter 1 Review
Problem 86CR
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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. Retail Sales 85.851 108.426 141.781 169.256 202.297 222.266 Year 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. 220- 210- 200 190- 180- 170- 160 150- 140 130 120- 110 100- 90+ 804 3 6 9 12 Use the above scatter plot to decide whether the linear model fits the data well. The function is not a good model for the data The function is a good model for the data. Estimate the retails sales in the U. 5. in 2014. billions of dollars. Use the model to predict the year that corresponds to retails sales of $233 billion.
Transcribed Image Text:The following table shows retail sales in drug stores in billions of dollars in the U.S. for years since 1995. Retail Sales 85.851 108.426 141.781 169.256 202.297 222.266 Year 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. 220- 210- 200 190- 180- 170- 160 150- 140 130 120- 110 100- 90+ 804 3 6 9 12 Use the above scatter plot to decide whether the linear model fits the data well. The function is not a good model for the data The function is a good model for the data. Estimate the retails sales in the U. 5. in 2014. billions of dollars. Use the model to predict the year that corresponds to retails sales of $233 billion.
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