The table shows the numbers of new-vehicle sales (in thousands) in the United States for Company A and Company B for 10 years. The equation of the regression line is y = 0.982x+1,232.18. Complete parts (a) and (b) below. New-vehicle sales 4,163 3,907 3,584 3,432 3,278 3,093 2,846 2,524 1,930 2,099 4,918 4,832 4,819 4,747 4,643 4,462 4,685 3,813 2,957 2,760 (Company A), x New-vehicle sales (Company B), y The coefficient of determination is the fraction of the variation in new-vehicle sales for Company B that can be explained by the variation in new-vehicle sales for Company A and is represented by r The remaining fraction of the variation, 1-2, is unexplained and is due to other factors or to sampling error. (b) Find the standard error of estimate s. and interpret the result. (Round to three decimal places as needed.)