Use the Given Set of Points to Compute the Sum $\sum ( x - \bar { x } ) ^ { 2 }$

Multiple Choice

Use the given set of points to compute the sum of squares for x , $\sum ( x - \bar { x } ) ^ { 2 }$
$\begin{array} { c | l l l l l l l } x & 13 & 13 & 20 & 16 & 12 & 20 \\\hline y & 55 & 59 & 89 & 72 & 56 & 85\end{array} \quad x = 17$

A) 65.333333
B) 15.666667
C) 2.475389
D) 4.112245