Question: consider a discrete random variable x that can assume the values 0,1 and 2 with probabilities 0.2, 0.5, and 0.3 respectively. what is the expected

consider a discrete random variable x that can assume the values 0,1 and 2 with probabilities 0.2, 0.5, and 0.3 respectively. what is the expected value of x?

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