# Definition:Statistic

Jump to navigation
Jump to search

## Definition

A **statistic** is a numerical description of a sample.

## Also known as

A statistic can be called a **sample statistic** to emphasize the distinction between a **statistic** and a population parameter.

Another word for **statistic** is **datum**.

In the plural, **statistics** (as used in this context) are also known as **data**.

The word **data** is more commonly encountered than **statistics**, as the latter word is also used to mean the mathematical discipline as opposed to these particular elements.

## Discrete Data

Data which can be described with a discrete variable are known as **discrete data**.

## Continuous Data

Data which can be described with a continuous variable are known as **continuous data**.

## Raw Data

**Raw data** are collected data which have not been organized or analysed in any way.

## Sources

- 1972: Murray R. Spiegel and R.W. Boxer:
*Theory and Problems of Statistics*(SI ed.) ... (previous) ... (next): Chapter $1$: Variables and Graphs: Statistics - 2011: Charles Henry Brase and Corrinne Pellillo Brase:
*Understandable Statistics*(10th ed.): $\S 1.1$