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sample correlation between xi and xi is denoted by a. C. Ơ d.ρ ay

I need a CLEAR explanation for the answer. I'm confident of the answer I have but I just want to know why.

math Statistics-And-Probability

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Answer 1

Answer #1

The correct option is D because it represents the correlation between different values of x and y.

Other parameters do not establish any relation between x and y

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Answer 2

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