Re: Doubt

Posted by sneha on Jun 18, 2017; 6:05pm
URL: http://discussion-forum.276.s1.nabble.com/Doubt-tp7605784p7605827.html

hey,as per what I read cov(x,y)=E(XY)-E(X)E(Y)

and acc to this it will become E(XY.X/Y)-E(XY)*E(X/Y)