Statistics and probability
Probability
A number from zero to one that measures how likely an event is under a stated model.
Common notation P(A)
In one sentence
What does Probability mean?
A number from zero to one that measures how likely an event is under a stated model.
How it is written
P(A)
A compact example
One fair die has probability 1/6 of showing a four.
Other names and search terms
chance, likelihood.
Clear answers
Questions about Probability
What does Probability mean in mathematics?
A number from zero to one that measures how likely an event is under a stated model.
How is Probability written?
A common notation is P(A).
What is an example of Probability?
One fair die has probability 1/6 of showing a four.