If X and Y are any random variables with E(X)= 3, E(Y) = 2, E(XY) = 12, V(X) = 16 and V(Y) = 25, then the relationship between X and Y is a: Hint: corr(X,Y) =( E(xy) - E(x)E(y))/ $\sqrt { V ( x ) V ( y ) }$ $\begin{array}{|l|l|}
\hline A&\text { weak negative relationship. }\
\hline B&\text {strong positive relationship. }\
\hline C&\text { strong negative relati on shi $ \mathrm{p} $.}\
\hline D&\text { weak negative relati onship.}\
\hline
\end{array}$

Question

If X and Y are any random variables with E(X)= 3, E(Y) = 2, E(XY) = 12, V(X) = 16 and V(Y) = 25, then the relationship between X and Y is a: Hint: corr(X,Y) =( E(xy) - E(x)E(y))/ $\sqrt { V ( x ) V ( y ) }$ $\begin{array}{|l|l|}
\hline  A&\text { weak negative relationship. }\
\hline  B&\text {strong positive relationship.  }\
\hline  C&\text { strong negative relati on shi $ \mathrm{p} $.}\
\hline  D&\text { weak negative relati onship.}\
\hline 
\end{array}$

Quizplus · Accepted Answer

The Answer of If X and Y are any random variables with E(X)= 3, E(Y) = 2, E(XY) = 12, V(X) = 16 and V(Y) = 25, then the relationship between X and Y is a: Hint: corr(X,Y) =( E(xy) - E(x)E(y))/ $\sqrt { V ( x ) V ( y ) }$ $\begin{array}{|l|l|}
\hline  A&\text { weak negative relationship. }\
\hline  B&\text {strong positive relationship.  }\
\hline  C&\text { strong negative relati on shi $ \mathrm{p} $.}\
\hline  D&\text { weak negative relati onship.}\
\hline 
\end{array}$

If X and Y Are Any Random Variables with E(X)= V(x)V(y)\sqrt { V ( x ) V ( y ) }V(x)V(y)​

If X and Y Are Any Random Variables with E(X)= $\sqrt { V ( x ) V ( y ) }$