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

Question

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

Quizplus · Accepted Answer

The mean of x is 15.666667. The sum of squares is calculated as $\sum (x - \bar{x})^2 = (13-15.666667)^2 + (13-15.666667)^2 + (20-15.666667)^2 + (16-15.666667)^2 + (12-15.666667)^2 + (20-15.666667)^2 = 65.333333$.

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

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