Probability Flashcards

1
Q

P (A U B)

A

= P(A) + P(B) - P(A n B)

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2
Q

Conditional probability
P(A|B) [the probability of A given that B has happened]

A

= P(A n B) /
P(B)

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3
Q

Independent events
P(A n B)

A

P(A) x P(B)

If two events are independent
P(A|B) = P(A)

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