Question: A random variable X has probability distribution as shown. Find the expectation, E(X). x -2 -1 0 1 2 P(X-x) 0.3 0.1 0.15 0.4 0.05

A random variable X has probability distribution as shown. Find the expectation, E(X). x -2 -1 0 1 2 P(X-x) 0.3 0.1 0.15 0.4 0.05

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