About 347,000 results
Open links in new tab
  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 …

  2. 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 …

  3. 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 …

  4. Quartiles - Math is Fun

    Quartiles are the values that divide a list of numbers into quarters.

  5. Quartiles & Quantiles | Calculation, Definition & Interpretation

    May 20, 2022 · The first quartile (Q1, or the lowest quartile) is the 25th percentile, meaning that 25% of the data falls below the first quartile. The second quartile (Q2, or the median) is the …

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

    Quartiles are three values that split your dataset into quarters. Quartiles are the values that make the “cuts” in a dataset.

  7. Quartile - Math Steps, Examples & Questions - Third Space Learning

    Here you will learn about a quartile, including what a quartile is, how to find the lower quartile and upper quartile for a set of data, and why these measures are useful.

  8. 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.

  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 …

  10. Quartiles: What they are and how to calculate them - Andrea Minini

    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) …