AI engineering glossary · Probability
What is discrete random variable?
Discrete random variable: A random variable that takes a countable set of separate values, such as whole numbers. Its distribution is described by giving the probability of each value. Examples include counts of events, dice results and numbers of clicks, where values can be listed one by one.
Discrete random variable: an example
The number of customer complaints received in a day (0, 1, 2, ...) is discrete.
Related terms
More Probability terms
- Empirical probability
- Empirical rule
- Event
- Evidence
- Exhaustive events
- Expected value
- Exponential distribution
- Factorial
Where you learn it
Discrete random variable is part of the AI Engineering Program, which teaches it with notes, a hands-on lab and an exam. The first lesson is free.