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    Statistics
  3. Study Set
    Managerial Statistics
  4. Exam
    Exam 7: Random Variables and Discrete Probability Distributions
  5. Question
    If X and Y Are Two Variables With\(\sigma _ { z } ^ { 2 } = 3.25\)
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If X and Y Are Two Variables With σz2=3.25\sigma _ { z } ^ { 2 } = 3.25σz2​=3.25

Question 276

Question 276

True/False

If X and Y are two variables with σz2=3.25\sigma _ { z } ^ { 2 } = 3.25σz2​=3.25 , σy2=5.8\sigma _ { y } ^ { 2 } = 5.8σy2​=5.8 , and COV(X, Y) = 14.703, then the coefficient of correlation ρ\rhoρ = 0.78.

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