Process / pipelineScale development
内容效度比
内容效度比（CVR）是查尔斯·劳什（Charles Lawshe）于1975年开发的一种定量方法，用于评估测量工具中的项目与目标构念的相关性和代表性程度。该方法将专家小组的判断汇总为每个项目的单一效度系数，使研究人员能够识别并仅保留那些被领域专家视为必不可少（essential）的项目。在量表开发过程中，CVR为内容效度声明提供了客观支持。
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来源
- Lawshe, C. H. (1975). A quantitative approach to content validity. Personnel Psychology, 28(4), 563-575. link ↗
- Tristán-López, A. (2008). Modification of the content validity ratio. Revista Educación y Pedagogía, 20(48), 11-18. link ↗
- Polit, D. F., & Beck, C. T. (2006). The content validity index: are you sure? Research in Nursing & Health, 29(5), 489-497. link ↗
如何引用本页
ScholarGate. (2026, June 3). Lawshe's Content Validity Ratio Method for Expert Panel Assessment. ScholarGate. https://scholargate.app/zh/psychometrics/content-validity-ratio
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