Table Automobile Population
|
Year
|
Cars
|
Year
|
Cars
|
|
1990
|
193.1
|
2006
|
250.8
|
|
1995
|
205.4
|
2007
|
254.4
|
|
2000
|
225.8
|
2008
|
255.9
|
|
2005
|
247.4
|
2009
|
254.2
|
a. Use the method of least squares to obtain the straight line that best fits these data.
b. Estimate the number of cars in use in 1997.