For the Following Data Set, How Much of the Variation $\begin{array} { l | l l l l l l } x & 1 & 3 & 2 & 8 & 9 & 5 \\\hline y & 7 & 18 & 5 & 13 & 15 & 9\end{array}$

Multiple Choice

For the following data set, how much of the variation in the outcome variable is explained by the least-squares regression line?
$\begin{array} { l | l l l l l l } x & 1 & 3 & 2 & 8 & 9 & 5 \\\hline y & 7 & 18 & 5 & 13 & 15 & 9\end{array}$

A) 48.1%
B) 73.1%
C) 26.9%
D) 51.9%