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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 85.851 3 108.426 6 141.781 9 169.256 12 202.297 15 222.266

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 85.851 3 108.426 6 141.781 9 169.256 12 202.297 15 222.266

Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)
Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)
6th Edition
ISBN:9781337111348
Author:Bruce Crauder, Benny Evans, Alan Noell
Publisher:Bruce Crauder, Benny Evans, Alan Noell
Chapter3: Straight Lines And Linear Functions
Section3.3: Modeling Data With Linear Functions
Problem 16E: High School Graduates The following table shows the number, in millions, graduating from high school...
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question 15

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 85.851
3 108.426
6 141.781
9 169.256
12 202.297
15 222.266

 

 

Let S(t) be the retails sales in billions of dollars in t years since 1995. A linear model for the data F(t) = 9.44t+84.182. 220- 210- 200 190 180 170- 160- 150 140- 130 120 110 100- 90- 6 9 12 25 807 Use the above scatter plot to decide whether the linear model fits the data well. O The function is a good model for the data. O The function is not a good model for the data Estimate the retails sales in the U.S. in 2013. billions of dollars. Use the model to predict the year in which retails sales will be $231 billion. Submit Question
Transcribed Image Text:Let S(t) be the retails sales in billions of dollars in t years since 1995. A linear model for the data F(t) = 9.44t+84.182. 220- 210- 200 190 180 170- 160- 150 140- 130 120 110 100- 90- 6 9 12 25 807 Use the above scatter plot to decide whether the linear model fits the data well. O The function is a good model for the data. O The function is not a good model for the data Estimate the retails sales in the U.S. in 2013. billions of dollars. Use the model to predict the year in which retails sales will be $231 billion. Submit Question
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