Find the Explained Variation for the Paired Data $$\hat { y } = 3 x$$

Multiple Choice

Find the explained variation for the paired data.
-The equation of the regression line for the paired data below is $$\hat { y } = 3 x$$ x. Find the explained variation. $$\begin{array} { r | r r r r } x & 2 & 4 & 5 & 6 \\\hline y & 7 & 11 & 13 & 20\end{array}$$

A) 88.75
B) 10.00
C) 78.75
D) 72.45