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Quiz 4 l. The discrete random variable X represents the number of children per family in Kuantan. The probability distribution of X is given in

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Quiz 4 l. The discrete random variable X represents the number of children per family in Kuantan. The probability distribution of X is given in the table below: P{x) 0.15 0.2 3m 0.25 m a. Find the values of [n and expected number of children per family. b. Find the variance and standard deviation of X

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