Re: expected value ques

Posted by anon_econ on Jun 09, 2013; 6:47am
URL: http://discussion-forum.276.s1.nabble.com/expected-value-ques-tp7581946p7582042.html

I didn't get how the probability of catching a tagged fish in each trial is the same. I thought P(N=2) would be (M/100+M)*(100/99+M). Are we approximating it by an infinite population?