Question: 3. Let X be a random variable with the following probability distribution. Determine E(X), E(X2) and V(X). X p(x) 1 0.1 23 0.2 3

3. Let X be a random variable with the following probability distribution.

3. Let X be a random variable with the following probability distribution. Determine E(X), E(X2) and V(X). X p(x) 1 0.1 23 0.2 3 0.3 4 0.3 5 0.1

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