V2EX metric invariance

Metric Invariance

定义 Definition

metric invariance(度量不变性/指标不变性):在不同群体或不同时间点之间进行测量比较时,量表/测验的因子载荷(factor loadings)保持相同的假设或检验结果。它表示各题项与潜在构念之间的“关系强度”一致,因此可以比较不同群体中构念之间的关系(如相关、回归系数)
注:在测量不变性框架中,它通常位于 configural invariance(结构不变性)之后、scalar invariance(截距不变性)之前。

发音 Pronunciation (IPA)

/mtrk nvrins/

例句 Examples

The survey showed metric invariance across age groups.
这项调查显示该量表在不同年龄组之间达到了度量不变性。

After establishing configural invariance, the researchers tested metric invariance to ensure factor loadings were comparable across cultures before comparing structural paths.
在建立结构不变性之后,研究者检验度量不变性,以确保在进行跨文化结构路径比较前,各题项的因子载荷是可比的。

词源 Etymology

metric来自希腊语 metron(“尺度、测量”),强调“度量/测量的”。invariance 来自拉丁语 *in-*(不)+ variāre(变化),意为“不变化的性质”。合起来即“测量尺度层面的不变性”,在心理测量与结构方程模型中指“载荷等同”的一种不变性层级。

相关词 Related Words

文献/著作中的用例 Notable Works

  • Meredith, W. (1993). Measurement invariance, factor analysis and factorial invariance.(经典方法论文,系统讨论不变性层级)
  • Vandenberg, R. J., & Lance, C. E. (2000). A review and synthesis of the measurement invariance literature.(综述性文章,常引用“metric invariance”术语)
  • Millsap, R. E. (2011). Statistical Approaches to Measurement Invariance.(专著,详细讲解度量不变性检验)
  • Byrne, B. M. (2016). Structural Equation Modeling with AMOS(及相关版本)。(教材中常以多群组CFA示例讲解metric invariance)
  • Kline, R. B. Principles and Practice of Structural Equation Modeling.(SEM经典教材,涉及多群组模型与不变性检验)
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