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Ordinal McDonald's Omega

Ordinal McDonald's omega 是一种为李克特量表和其他定序评分量表设计的信度系数。与 Cronbach's alpha 不同,它基于项目间的多项相关(polychoric correlations)进行计算——捕捉定序回答之间真实的潜在关系——并使用因子分析载荷来估计复合分数方差中有多少可归因于共同因子。

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来源

  1. Zumbo, B. D., Gadermann, A. M., & Zeisser, C. (2007). Ordinal versions of coefficients alpha and theta as measures of internal consistency for Likert rating scales. Journal of Modern Applied Statistical Methods, 6(1), 21–29. DOI: 10.22237/jmasm/1177992180
  2. Gadermann, A. M., Guhn, M., & Zumbo, B. D. (2012). Estimating ordinal reliability for Likert-type and ordinal item response data: A conceptual, empirical, and practical guide. Practical Assessment, Research and Evaluation, 17(3), 1–13. DOI: 10.7275/n560-j767

如何引用本页

ScholarGate. (2026, June 3). Ordinal McDonald's Omega Reliability Coefficient. ScholarGate. https://scholargate.app/zh/psychometrics/ordinal-mcdonalds-omega

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ScholarGateOrdinal McDonald's omega (Ordinal McDonald's Omega Reliability Coefficient). 于 2026-06-19 检索自 https://scholargate.app/zh/psychometrics/ordinal-mcdonalds-omega · 数据集: https://doi.org/10.5281/zenodo.20539026