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Unformatted text preview: on lives to be 80, what is the
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Conditional
Probability
General
Multiplication Rule 3.3 Conditional Probability Conditional
Probability Notes Let A and B be events. The probability that event A
occurs given (knowing) that event B occurs is called a
conditional probability. It is denoted as P(AB ). The
formula of conditional probability is
P(A ∩ B )
P(AB ) =
P(B ) Conditional
Probability
General
Multiplication Rule The above formula works so long as P(B ) > 0. Under
the equally likely framework the formula above can be
written as
#(A ∩ B )
P(AB ) =
#(B ) 3.4 Conditional
Pro...
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This note was uploaded on 01/24/2014 for the course STAT 225 taught by Professor Martin during the Spring '08 term at Purdue UniversityWest Lafayette.
 Spring '08
 MARTIN
 Conditional Probability, Probability

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