The sum of pairs of values in the X, Y series is equal for all the observations. In this case the value…
The correlation coefficient is −1. A constant pairwise sum implies \(Y=c-X\), an exact straight-line relationship with negative slope.
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The sum of pairs of values in the X, Y series is equal for all the observations. In this case the value of the correlation coefficient between X and Y is
Answer and explanation
Correct answer D
The correlation coefficient is −1. A constant pairwise sum implies , an exact straight-line relationship with negative slope.
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West Bengal SET (WB SET)