Question about COEFFICIENT OF CORRELATION
Hey, i can't resolve this exercise, someone can help me ?i need to find the coefficient of correlation of X and Y and i just know the variance of x and y which are 106.9 and 2,69 respectively. If you speak french, i put a picture that this exercise in french.


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I've attached some R code, in case you're into that sort of thing

we don't use the mean for the covariance? like thatβ x(π₯πβπ₯)(π¦πβπ¦) ?

i would say average*

I never said anything about covariance
The answer is accepted.
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bounty is too low
I second that! @Ozkan: Please note that answering this question carefully may take around 2030 minutes. The offered bounty does not provide enough incentive!
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