## QUARTILE

### Quartile

In descriptive statistics, the**quartiles**of a ranked set of data values are the three points that divide the data set into four equal groups, each group comprising a quarter of the data. A quartile is a type of quantile. The first quartile is defined as the middle number between the smallest number and the median of the data set. The second quartile is the median of the data. The third quartile is the middle value between the median and the highest value of the data set.

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### quartile

#### Noun

- Any of the three points that divide an ordered distribution into four parts, each containing a quarter of the population.
- Any one of the four groups so divided.
*This school is ranked in the first***quartile**.

*The above text is a snippet from Wiktionary: quartile*

and as such is available under the Creative Commons Attribution/Share-Alike License.

and as such is available under the Creative Commons Attribution/Share-Alike License.