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

question 32

Multiple Choice

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.

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