If X and Y Are Two Variables With $\sigma _ { z } ^ { 2 } = 3.25$

question 276

True/False

If X and Y are two variables with $\sigma _ { z } ^ { 2 } = 3.25$ , $\sigma _ { y } ^ { 2 } = 5.8$ , and COV(X, Y) = 14.703, then the coefficient of correlation $\rho$ = 0.78.

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