Question: 4. Find the expected value of a random variable having the following probability distribution: x -3 1 0 1 5 P(X=x) 3/10 1/5 1/14 1/7

4. Find the expected value of a random variable having the following probability distribution: x -3 1 0 1 5 P(X=x) 3/10 1/5 1/14 1/7 2/7 a. 1 33 70 19 35 109 140

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