Let x be a random variable whose probability distribution is given as followed. P(X) 0.51 1...

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Let x be a random variable whose probability distribution is given as followed. P(X) 0.51 1 2 -1 0.06 0.43 (A). Find M. (Round your answer to two decimal places). (B). Find . (Round your answer to two decimal places) Let x be a random variable whose probability distribution is given as followed. P(X) 0.51 1 2 -1 0.06 0.43 (A). Find M. (Round your answer to two decimal places). (B). Find . (Round your answer to two decimal places)