Ononot — Let X be a discrete random variable with P(X=1) = 0.4, P(X=2

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Random Variableseasy

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Let $X$ be a discrete random variable with $P(X=1) = 0.4$ , $P(X=2) = 0.3$ , and $P(X=3) = 0.3$ . What is the expected value $E[X]$ ?