V2EX box-and-whisker

Box-and-whisker

Definition / 释义

box-and-whisker(常见于 box-and-whisker plot):指“箱线图/盒须图”,一种用于展示数据分布的统计图表。图中的“箱体”通常表示四分位距(中间 50% 的数据范围),“须”表示数据向两端延伸的范围,并常用来标示异常值。也常简称为 box plot

Pronunciation / 发音

/bks n(d) wskr/
/bks n(d) wskr/

Examples / 例句

The teacher used a box-and-whisker plot to compare test scores.
老师用箱线图来比较考试成绩。

A box-and-whisker plot makes it easy to see the median, spread, and possible outliers in the dataset.
箱线图能让人很容易看出数据的中位数、离散程度以及可能的异常值。

Etymology / 词源

该术语由 box(箱/盒)whisker(胡须/须状线) 组成:箱体像一个“盒子”,两端延伸的线条像“胡须”。箱线图这一可视化方法常与统计学家 John Tukey(约翰图基) 的探索性数据分析(Exploratory Data Analysis)传统相关,并在 20 世纪后期广泛流行。

Related Words / 相关词

Literary Works / 文学作品

  • Exploratory Data Analysis(John W. Tukey)经典统计著作,讨论并推广包括箱线图在内的探索性图形方法。
  • The Visual Display of Quantitative Information(Edward R. Tufte)数据可视化经典著作,涉及多种定量信息图形(常与箱线图等统计图并列讨论)。
  • Introduction to the Practice of Statistics(David S. Moore 等)常用统计教材,通常包含箱线图(box-and-whisker plot/box plot)的讲解与例题。
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