(adsbygoogle = window.adsbygoogle || []).push({}); Mathematical Statistics~help please!!

Please help me with these question...

Let S and Y be i.i.d positive random variables with E(X)<infinity.

Show that E(Y/S) is greater or equal to 1. Give an example where

E(Y/X)=positive infinitiy...

I have no Idea where to begin...please help me..

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# Mathematical Statistics~help please

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