Estimate the number of cars in use

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Reference no: EM131008711

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.

Reference no: EM131008711

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