After determining whether the variation model below is of the form $y = k x$ or $y = \frac { k } { x }$ , find the value of k.
$\begin{array} { | c | c | c | c | c | c | }
\hline x & 154 & 161 & 168 & 175 & 182 \
\hline y & 66 & 69 & 72 & 75 & 78 \
\hline
\end{array}$
A) $k = 7$
B) $k = \frac { 7 } { 3 }$
C) $k = \frac { 1 } { 7 }$
D) $k = \frac { 3 } { 7 }$
E) $k = \frac { 7 } { 66 }$

Question

After determining whether the variation model below is of the form $y = k x$ or $y = \frac { k } { x }$ , find the value of k. 
$\begin{array} { | c | c | c | c | c | c | } 
\hline x & 154 & 161 & 168 & 175 & 182 \
\hline y & 66 & 69 & 72 & 75 & 78 \
\hline
\end{array}$
A) $k = 7$
B) $k = \frac { 7 } { 3 }$
C) $k = \frac { 1 } { 7 }$  
D) $k = \frac { 3 } { 7 }$
E) $k = \frac { 7 } { 66 }$

Quizplus · Accepted Answer

The Answer of After determining whether the variation model below is of the form $y = k x$ or $y = \frac { k } { x }$ , find the value of k. 
$\begin{array} { | c | c | c | c | c | c | } 
\hline x & 154 & 161 & 168 & 175 & 182 \
\hline y & 66 & 69 & 72 & 75 & 78 \
\hline
\end{array}$
A) $k = 7$
B) $k = \frac { 7 } { 3 }$
C) $k = \frac { 1 } { 7 }$  
D) $k = \frac { 3 } { 7 }$
E) $k = \frac { 7 } { 66 }$

After Determining Whether the Variation Model Below Is of the Form