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
College Algebra
7th Edition
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter1: Equations And Graphs
Section: Chapter Questions
Problem 2P: Demand for Soft Drinks A convenience store manager notices that sales of soft drink are higher on...
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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.
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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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