百分位数 （英語： percentile）是 统計學 術语，若将一组数据从小到大排序，并计算相应的累计 百分点，则某百分点所对应数据的值，就称为这百分点的百分位数，以 表示 第 百分位數。

可表示为：一组n个 观测值 按数值大小排列。 如，处于p%位置的值称第p百分位数。 中文名 百分位数 外文名 Percentile;Percentile Value 类 型 统计学术语 应 用 数学领域

Sep 27, 2025 · 也就是说，如果我们知道了某个 数据集 合的95th percentile=X，那我们就可以知道有95%的数值都比它低（或高）。 95th percentile 百分点指的是所给数集中 超过其95%的数 …

Percentile is the value below which a percentage of data falls.

Table 1 shows the means and standard deviations and certain percentile values for weights of males at quarterly intervals to 4 years of age.

While the term “percentile” lacks a universal definition, the most widely accepted definition of a percentile is a value that has a certain percentage of scores below it [1].

Nov 4, 2025 · Percentile, a number denoting the position of a data point within a numeric dataset by indicating the percentage of the dataset with a lesser value. For example, a data point that …

Dec 5, 2025 · The percentile of a score 'x' is calculated by dividing the number of scores below 'x' by the total number of scores. It tells us the value below which a specific percentage of data …

Use this percentile calculator to find a specific percentile in your dataset and its quartiles. It also displays a table with the 10th, 25th, 50th, 75th, and 90th percentiles so you can gauge your …

Sep 22, 2025 · In statistics, a percentile is a term that describes how a score compares to other scores from the same set. While there is no universal definition of percentile, it is commonly …