If X and Y Are Two Variables With $\sigma _ { x } ^ { 2 } = 12.25$

question 66

True/False

If X and Y are two variables with $\sigma _ { x } ^ { 2 } = 12.25$ , $\sigma _ { y } ^ { 2 } = 17.64$ , and COV(X, Y) = 11.76, then the coefficient of correlation $\rho$ = 0.8.