V2EX family-wise error rate

Family-wise Error Rate

Definition / 定义

family-wise error rate(FWER):在进行一组(“家族”)多个假设检验时,至少出现一次第一类错误(把真实的原假设错误地拒绝,即“假阳性”)的概率。常用于多重比较/多重检验的情境中;与之相关的校正方法(如 Bonferroni 校正)旨在控制该概率。

Pronunciation / 发音

/fmli waz rr ret/

Examples / 例句

We used the Bonferroni correction to control the family-wise error rate.
我们使用 Bonferroni 校正来控制家族错误率。

When you test many outcomes at once, controlling the family-wise error rate helps prevent false positives across the entire set of tests.
当你一次检验很多结果时,控制家族错误率有助于在整组检验中避免出现假阳性。

Etymology / 词源

这是一个统计学术语,由三部分构成:family-wise(“以一组/一个家族为单位的”)、error(错误)、rate(比率/概率水平)。其中 family 在统计语境里指“一批相关或同一研究中同时进行的检验”,强调错误控制不是针对单个检验,而是针对整批检验的总体出错概率

Related Words / 相关词

Literary Works / 文学作品举例

  • Multiple Comparisons and Multiple Tests(Westfall & Young)
  • Statistical Inference(Casella & Berger)
  • The Elements of Statistical Learning(Hastie, Tibshirani & Friedman)
  • All of Statistics(Larry Wasserman)
  • Multiple Testing Procedures with Applications to Genomics(Dmitrienko, Tamhane & Bretz)
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