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  1. 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 first quartile …

  2. Understanding Quartiles: Definitions, Calculations, and Examples

    Aug 3, 2025 · What Is a Quartile? Quartiles are statistical measures that divide a data set into four equal parts, each representing 25% of the observations.

  3. Quartile: Definition, Finding, and Using - Statistics by Jim

    Quartiles are three values that split your dataset into quarters. They are a type of quantile that splits the data into four equal-sized groups and tells you where a score stands relative to other scores.

  4. QUARTILE Definition & Meaning - Merriam-Webster

    A quartile is a quarter of a specific group that has been tested or evaluated in specific ways. The first quartile is the one that scores highest and the fourth quartile scores lowest.

  5. 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 statistics, quartiles …

  6. What are Quartiles? - Statistics How To

    Quartiles are values that divide your data into quarters. However, quartiles aren’t shaped like pizza slices; Instead they divide your data into four segments according to where the numbers fall on the …

  7. 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. Second quartile: …

  8. Quartiles Definition (Illustrated Mathematics Dictionary)

    Illustrated definition of Quartiles: The values that divide a list of numbers into quarters. In 2, 4, 4, 5, 6, 7, 8 : middot; Quartile...

  9. 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 slightly …

  10. Quartile Definition & Examples - Quickonomics

    Sep 8, 2024 · Quartiles are statistical values that divide a data set into four equal parts. Each quartile represents a subset of data and helps to understand the distribution and dispersion of the data.