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Event

If A and B ar...

Question

If A and B are two events of sample space S associated with a random experiment, then occurrence of A provided B has already occurred is called conditional probability. It is denoted by

P(A)/P(B)

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P(B/A)

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P(A/B)

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P(A)P(B)

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Solution

The correct option is C
P(A/B)

If A and B are two events of sample space S associated with a random experiment, then occurrence of A provided B has already occurred is called conditional probability. It is denoted by P(A/B).

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Similar questions

P (E)

E .

A

B

∣ ∣ ∣ ∣ ∣ \begin{matrix} P (A) - 1 & P (B) & - P (A \cap B) P (B) & - P (A \cap B) & P (A) - 1 - P (A \cap B) & P (A) - 1 & P (B) \end{matrix} ∣ ∣ ∣ ∣ ∣ = 0,

∙

A

B

P (A \cup B) = P (A) + P (B) - P (A \cap B)

∙

A, B, C

P (A \cup B \cup C) = P (A) + P (B) - P (A \cap B) - P (B \cap C) - P (A \cap C) + P (A \cap B \cap C)

52

P (A \cup B) = P (A) + P (B) - P (A \cap B)

P (A \cup B \cup C) = P (A) + P (B) + P (C) - P (A \cap B) - P (B \cap C) - P (A \cap C) + P (A \cap B \cap C)

P (A \cup B) = P (A) + P (B) - P (A \cap B)

P (A \cup B \cup C) = P (A) + P (B) + P (C) - P (A \cap B) - P (B \cap C) - P (A \cap C) + P (A \cap B \cap C)

\frac{2}{3}

\frac{4}{9}

\frac{1}{4}

A \cap B

A \cap B

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