certain event
In probability theory, a "certain event" is an occurrence that is guaranteed to happen, encompassing all possible outcomes.
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Definition
C1Probability Theory
(technical, academic)An occurrence that is guaranteed to happen, containing all possible outcomes, and has a probability of one.
Example
- In a standard deck of cards, drawing a card from the deck is a certain event.
- The probability of a certain event is always 1, indicating its inevitability.
Similar
Terms that have similar or relatively close meanings to "certain event":
in the eventblessed eventcertain personsignalling eventnever eventdoomsday event