V2EX mauchly-test

Mauchly Test

定义 Definition

Mauchly test(莫奇利检验),通常指 Mauchly’s test of sphericity(球形性检验):在重复测量方差分析(repeated-measures ANOVA)中,用来检验“球形性(sphericity)”假设是否成立。若检验显著(p 值较小),表示球形性可能被违反,通常需要使用 GreenhouseGeisserHuynhFeldt 等校正。

发音 Pronunciation (IPA)

/mkli tst/

例句 Examples

The Mauchly test suggests that sphericity is violated.
Mauchly 检验表明球形性被违反。

Before reporting the repeated-measures ANOVA, we checked the Mauchly test and applied the GreenhouseGeisser correction because the result was significant.
在报告重复测量方差分析之前,我们先做了 Mauchly 检验;由于结果显著,我们改用 GreenhouseGeisser 校正。

词源 Etymology

“Mauchly”来自统计学相关文献中研究者的姓氏(常见写法为 Mauchly’s test,即“莫奇利的检验”),而 “test” 表示“检验/测试”。该术语主要用于统计学与心理学、医学等领域的重复测量数据分析中。

相关词 Related Words

文学与著作中的用例 Literary & Notable Works

  • Discovering Statistics Using IBM SPSS Statistics(Andy Field)在重复测量 ANOVA 的假设检验部分常提到 Mauchly’s test。
  • Design and Analysis of Experiments(Douglas C. Montgomery)在实验设计与方差分析的相关章节可能讨论球形性/相关假设与相应检验。
  • Applied Multivariate Statistical Analysis(Johnson & Wichern)在多元统计或相关结构假设的语境下可能提及球形性与检验思路。
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