
Quartile - Wikipedia
The data must be ordered from smallest to largest to compute quartiles; as such, quartiles are a form of order statistic. The three quartiles, resulting in four data divisions, are as follows: The …
Understanding Quartiles: Definitions, Calculations, and Examples
Aug 3, 2025 · Quartiles are statistical measures that divide a data set into four equal parts, each representing 25% of the observations. By arranging data points in increasing order, you can …
Quartiles | Formula, Definition and Solved Examples
Jul 24, 2025 · Quartiles divide a data set into four equal parts, each containing 25% of the data. They help to understand the spread and center of the data. As an important concept in …
Quartiles - Math is Fun
Quartiles are the values that divide a list of numbers into quarters.
Quartiles & Quantiles | Calculation, Definition & Interpretation
May 20, 2022 · Quartiles are a type of quantile. First quartile: Also known as Q1, or the lower quartile. This is the number halfway between the lowest number and the middle number. …
Quartile Calculator | Interquartile Range Calculator
Nov 4, 2025 · This quartile calculator and interquartile range calculator finds first quartile Q 1, second quartile Q 2 and third quartile Q 3 of a data set. It also finds median, minimum, …
Quartile: Definition, Finding, and Using - Statistics by Jim
The simple method for finding quartiles is to list the values in your dataset in numeric order. Then find the three values that split your data into quarters, as shown below. Note that quartiles are …
Quartile Formula - What is Quartile Formula? - Cuemath
Quartile is a statistical term that divides the data into four equal parts. The data is firstly arranged into ascending order and is then divided into quartiles.
Quartiles: What they are and how to calculate them - Andrea ...
There are three quartiles: The first quartile (Q1) represents the first 1/4 of the data set (25%). The second quartile (Q2) represents the first 2/4 of the data set (50%). The third quartile (Q3) …
Quartile - Math.net
In statistics, a quartile is an element in a data set, ordered from smallest to largest, that divides the set into four parts, or quarters. The four parts are more or less equal in size, but can vary …