Bayes' theorem

Bayes' theorem

noun \ˈbāz-\

Definition of BAYES' THEOREM

: a theorem about conditional probabilities: the probability that an event A occurs given that another event B has already occurred is equal to the probability that the event B occurs given that A has already occurred multiplied by the probability of occurrence of event A and divided by the probability of occurrence of event B

Origin of BAYES' THEOREM

Thomas Bayes †1761 English mathematician

First Known Use: 1865