Question: for a hypergeometric random variable X, use the technique of expressing X as a sum of Bernoulli random variables to calculate the expectation and variance

for a hypergeometric random variable X, use the technique of expressing X as a sum of Bernoulli random variables to calculate the expectation and variance of X.

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for a hypergeometric random variable X, use the technique of expressing X as a sum of Bernoulli random variables to calculate the expectation and variance of X.

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