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Theoretical Probability/A Priori Method

Author: Katherine Williams
Video Transcript
Terms to Know
Theoretical Probability

The method of assigning probability to events based on the assumption that all events are equally likely. The probability of an event is the equally likely ways an event can occur divided by the number of possible outcomes.

Formulas to Know
Theoretical Probability

P left parenthesis E right parenthesis space equals space fraction numerator n u m b e r space o f space o u t c o m e s space f a v o r a b l e space t o space E over denominator n u m b e r space o f space o u t c o m e s space i n space t h e space s a m p l e space s p a c e end fraction