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P(A) = 0,4 , P(B \mid A) = 0,8 , P(B \mid A^c) = 0,3 . Calculez par la probabilité totale
P(A) = 0,4 , P(B \mid A) = 0,8 , P(B \mid A^c) = 0,3 . Calculez par la probabilité totale
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