Definition of conditional probability
: the probability that a given event will occur if it is certain that another event has taken place or will take place
Test Your Vocabulary
Great Words for Scrabble

 Which of the following QwithoutU words means the number five in cards or dice?
Test your visual vocabulary with our 10question challenge!
TAKE THE QUIZA daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
MerriamWebster unabridged
Share conditional probability
Time Traveler for conditional probability
The first known use of conditional probability was in 1937
See more words from the same year