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1. For the given random process of the total number of visitors that visit a museum per hour, find the followings: X 2 5 7

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1. For the given random process of the total number of visitors that visit a museum per hour, find the followings: X 2 5 7 9 10 12 14 15 p(x) 0.15 0.12 0.11 0.2 0.08 0.09 0.08 0.05 0.12 a) Mean, variance, and standard deviation. b) The probability that the total number of visitors not exceed 3 visitors. c) The probability that the total number of visitors not less than 9 visitors

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