Question: P (E OR F) = P(E) +P(F) -P(E AND F) ; P(E OR F) = 0.63,P(E) = 0.39,P(E AND F) = 0.21 (general addition rule)

P (E OR F) = P(E) +P(F) -P(E AND F) ; P(E OR F) = 0.63,P(E) = 0.39,P(E AND F) = 0.21 (general addition rule)

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