V2EX between-group

Between-group

定义 Definition

between-group(形容词)指“组间的不同组之间的”,常用于统计学、心理学、社会科学与实验设计中,描述不同组(如对照组与实验组)之间的差异、比较或变异。(也可写作 between groups;有时与 intergroup 含义相近。)

发音 Pronunciation

/ btwin rup /

例句 Examples

The study found a significant between-group difference in test scores.
研究发现各组之间的测试成绩存在显著差异。

After controlling for age and income, the between-group variance remained large, suggesting the intervention affected outcomes differently across conditions.
在控制年龄和收入后,组间方差仍然很大,表明该干预在不同条件下对结果产生了不同影响。

词源 Etymology

由介词 between(在……之间)与名词 group(群体、组)组合而成的复合形容词,用来明确说明比较或差异发生在“不同组之间”,与“组内(within-group)”形成对照。该用法在实验统计与方差分析(ANOVA)等语境中尤其常见。

相关词 Related Words

文学与著作 Literary Works

  • Introduction to the Practice of Statistics(Moore, McCabe 等):讨论方差分析时常出现 between-group(如 between-group variability/variance)。
  • Research Design: Qualitative, Quantitative, and Mixed Methods Approaches(Creswell):在比较不同条件/群体的研究设计讨论中使用“组间(between-group)比较”等表达。
  • The Design and Analysis of Experiments(Montgomery):在实验设计与ANOVA框架下频繁出现 between-group 相关术语。
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