Statistics and probability
Probability
A number from zero to one that measures how likely an event is under a stated model.
Common notationP(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.
Where this fits
When should you learn Probability?
The first encounter is not the final level. Many ideas begin visually, become computational in high school and become formal in college.
- 1Pre-high schoolPrepare foundations
- 2High schoolUsually introduced
- 3CollegeGreater depth
- 4AdvancedGreater depth
- Statistics
- Probability
- Fractions
- Percentages
- Sets
- Distributions
- Inference
- Quantum probability
Quantum predictions are expressed through probabilities and expected values.
Open the Zero-to-QM pathClear 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.