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dfannius
Answers (2)
Thanks, Friend. (Y)
Firstly, I assume N=K in your solutions. The expected value and variance of X can be found via Law of Iterated Expectation (LIE) and Law of Total Variance (LTV): E[X]=E[E[X|K]], var(X)=E[var(X|K)]+var(E[X|K]) For the expectation, your approach is correct,
