Description: Probability - definition, related terms, formula.
Probability
Value of Probability
- Probability of an event always lies between 0 and 1 (both inclusive)
- Probability = 0 denotes an impossible event.
- Probability = 1 denotes a certain event.
Definition
- Probability is the chance or likelihood of the occurrence of an event.
Formula for Calculation
- P (E) = n(E) / n(S)
- P(E) is the probability of an event.
- n(E) is the number of outcomes favorable to the event.
- n(S) is the total number of possible outcomes.
Related Terms
- Sample Space
- Event
- Experiment
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