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Please help me Problem 3- SPOINTS TOTAL. For each of the densities provided that model the random variable X, determine the expected value, E [X]

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Problem 3- SPOINTS TOTAL. For each of the densities provided that model the random variable X, determine the expected value, E [X] as well as the variance VAR[X] . 5 POINTS When fx(a:) = . 3 POINTS When fx(a:) = fine; 5) mew/2115(3)

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