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EUS 10 Regular

Vocabulary for Probability

QuestionAnswer
complementary events two events are complements if the sum of their probabilities is 1. (the probability of something happening plus the probability of it NOT happening is 1)
composite events an event consisting of two or more simple events.
experimental probability the ratio of the number of favorable results to the total number of trials in a probability experiment; is based on what DOES happen in an experiment.
independent event two or more events in which the outcome of one event does not affect the outcome of the other event.
sample space the set of all possible outcomes of a probability event.
theoretical probability the ratio of the number of favorable outcomes to the total number of possible outcomes; is based on what should happen under perfect circumstances.
Created by: elizabethturner
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