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Consider the discrete probability distribution, X 10 12 18 20 P(x) 0.2 0.3 0.1 ? i. Calculate P(x >12) ii. Calculate Mean and standard deviation

Consider the discrete probability distribution, X 10 12 18 20 P(x) 0.2 0.3 0.1 ? i. Calculate P(x >12) ii. Calculate Mean and standard deviation of the distribution. X P(x) 1

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