Which of the Following Formulas Is the Correct Calculation for the Unconditional

question 45

Multiple Choice

Which of the following formulas is the correct calculation for the unconditional correlation between variables X and Y?

• A) \(\frac { \operatorname { sCov } ( X , Y ) } { N - 1 }\)
• B) \[\frac { \operatorname { sCov } ( X , Y ) } { \sqrt { N - 1 } }\]
• C) \[\frac { s \operatorname { Cov } ( X , Y ) } { \sqrt { s \operatorname { Var } ( X ) s \operatorname { Var } ( Y ) } }\]
• D) \(\frac { s \operatorname { Cov } ( X , Y ) } { \sqrt { s \operatorname { Var } ( X ) } }\)

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