If the regression coefficient of x and y and y on x are -1/2 and -1/8 respectively, then what is the correlation coefficient between x and y? [NDA I 2017]

UPSC NDA I 2017 Mathematics Solved Paper

Question : 86 of 120

Marks: +1, -0

If the regression coefficient of x and y and y on x are −

and −

respectively, then what is the correlation coefficient between x and y?

[NDA I 2017]

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