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Random Variableseasy
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A discrete random variable XXX has PMF: P(X=1)=0.2,P(X=3)=0.5,P(X=5)=0.3P(X=1)=0.2, P(X=3)=0.5, P(X=5)=0.3P(X=1)=0.2,P(X=3)=0.5,P(X=5)=0.3. What is Var(X)Var(X)Var(X)?