?Suppose that the table shows the numbers y of motor vehicle registrations (in millions) in the United States for the years 2000 through 2004. Use the method of least squares to find the least squares regression line for the data. Let t represent the year, with corresponding to 2000. Round the coefficient and constant of the equation to two decimal places.
Year 2000 2001200220032004 Number(y)220.5231.4231.6236.4237.2?
A. ?
B. ?
C. ?
D. ?
E. ?
Answer: D
Mathematics
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