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Conditional probability:

AP(A) × P(B)
BP(A)/P(B)
CP(A | B) = P(A ∩ B) / P(B)
DAlways 0.5
Answer & Solution
Correct answer: C. P(A | B) = P(A ∩ B) / P(B)
P(A | B) = P(A ∩ B) / P(B) (given P(B) > 0). Probability of A given B occurred. Foundation of Bayes' theorem.
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