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))/
A) weak negative relationship.
B) strong positive relationship.
C) strong negative relationship.
D) Weak negative relationship.

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))/  
A) weak negative relationship. 
B) strong positive relationship. 
C) strong negative relationship. 
D) Weak negative relationship.

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))/  
A) weak negative relationship. 
B) strong positive relationship. 
C) strong negative relationship. 
D) Weak negative relationship.

If X and Y Are Any Random Variables with E(X)=