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D. Solve for the mean, variance and standard deviation of the following situations. 1. The probabilities of a machine manufacturing O, 1, 2, 3, 4, and 5 defective parts in one day are 0.75, 0.17, 0.04, 0.025, 0.01, and 0.005, respectively. Find the mean, variance, and standard deviation of the probability ! distribution. The probabilities that a probation officer will receive 0, 1, 2, S, 4, or 5 reports of probation violations on any ! given day are 0.15, 0.25, 0.36, 0.18, 0.04, and 0.02. Find the mean, variance, and standard deviation of the . probability distribution