# Distribution

**Distribution** is the action of sharing something out among a number of recipients.

The word **distribution** has several usages:

## Mathematics

- In mathematics a distribution is a generalization of a function to be able to model certain systems, inspired by physics, see distribution (mathematics).

## Probability theory and statistics

- In Probability theory, it refers to the way a certain number of samples can be assigned to different categories, see Frequency distribution.
- In Statistics, it refers to the probability that a random variable has a certain value, or falls inside a given interval, see Probability distribution. This is the theoretical counterpart behind frequency distributions.

## Economics

- In Economics, it talks about getting a product from the producer to the client. See distribution (economics).
- This incudes things like movies and video games

## Computer science

- In Computer science, it may refer to the practice of allocating a number of tasks to different machines, scattered over a network. See distributed computing.

## Computing

- With Software, a distribution is something that puts different applications in the same package. See Linux distribution for an example.

## Biology

- The study of the distribution of living things on the Earth is called biogeography.

## Power system

- In power system, the process of delivering electricity to customer is called Electric power distribution.