Page 155 - Math Course 2 (Book 2)
P. 155
Lines of Fit
Your Turn!
Make Predictions from a Line of Fit
Year Number of laptops Sold
RETAIL 1998 215
The table shows the number of laptop computers 1999 298
sold at a local computer store from 1998 to 2001. 2000 395
Make a scatter plot and draw a line of fit for the data. 2001 430
A. B.
Laptops Sold Laptops Sold
Year Year
C. D. A line of fit can not be drawn
since the data points are not in a
straight line.
Laptops Sold
Year
Answer
Use the line of fit to predict the number of laptops sold in the year Year Number of laptops Sold
2003.
1998 215
A. about 600 1999 298
B. about 650 2000 395
C. about 700 2001 430
D. cannot be determined from given information
Answer
147
