Question: 1. Let X be a non-negative random variable. Prove that lim nE (IX > n]) =0 For rigorous proof, you can only use the facts

1. Let X be a non-negative random variable. Prove that lim nE (IX > n]) =0 For rigorous proof, you can only use the facts we have, which includes the definition of expectation and the properties we have derived for the expectation

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