The following table shows retail sales in tabacco stores in billions of dollars in the U.S. for years since 1995. Year Retail Sales 85.851 3 108.426 6. 141.781 169.256 12 202.297 15 222.266 Let y be the retails sales in billions of dollars in t years since 1995.For example, t-0 represents the year 1995, t-5 represents the year 2000, t-10 represents the year 2005, and so on. A linear model for the data is 9.44t + 84.182. %3D 220- 210- 200- 190- 180- 170 160- 150 140 130- 120- 110 100 90 12 804 billions of dollars. Estimate the retails sales in the U. S. in 2014. 263 Use the model to predict the year that corresponds to retails sales of $249 billion. 2012
The following table shows retail sales in tabacco stores in billions of dollars in the U.S. for years since 1995. Year Retail Sales 85.851 3 108.426 6. 141.781 169.256 12 202.297 15 222.266 Let y be the retails sales in billions of dollars in t years since 1995.For example, t-0 represents the year 1995, t-5 represents the year 2000, t-10 represents the year 2005, and so on. A linear model for the data is 9.44t + 84.182. %3D 220- 210- 200- 190- 180- 170 160- 150 140 130- 120- 110 100 90 12 804 billions of dollars. Estimate the retails sales in the U. S. in 2014. 263 Use the model to predict the year that corresponds to retails sales of $249 billion. 2012
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:The following table shows retail sales in tabacco stores in billions of dollars in the U.S. for years since
1995.
Year
Retail Sales
85.851
3
108.426
6
141.781
169.256
12
202.297
15
222.266
Let y be the retails sales in billions of dollars int years since 1995.For example, t=0 represents the year
1995, t=5 represents the year 2000, t=10 represents the year 2005, and so on. A linear model for the data is
y = 9.44t + 84.182.
220-
210-
200-
190
180
170-
160-
150-
140
130-
120
110
100
90-
12
804
billions of dollars.
Estimate the retails sales in the U. S. in 2014. 263
Use the model to predict the year that corresponds to retails sales of $249 billion. 2012
72
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