识别与使用外部辅助工具的能力:对功能外部记忆辅助工具的探索性项目响应分析
Anna K Saylor1,2, Sanford R Student3, Alyssa M Lanzi1,2
1Department of Communication Sciences & Disorders, University of Delaware, Newark.
Journal of speech, language, and hearing research : JSLHR
|August 19, 2025
概括
对功能外部记忆辅助工具 (FEMAT) 的项目响应理论 (IRT) 分析表明,它符合IRT原则. 这种心理测量评估为客户的表现和工具改进提供了更深入的见解.
科学领域:
- 心理测量 心理测量 心理测量
- 认知评估 认知评估
- 康复科学 康复科学 康复科学
背景情况:
- 经典测试理论 (CTT) 提供了心理测试评估的基础.
- 功能外部记忆辅助工具 (FEMAT) 是一种基于绩效的评估,衡量日常策略的使用,使用CTT开发.
- 现有的基于CTT的措施可能无法完全捕捉微妙的性能特征.
研究的目的:
- 用物件响应理论 (IRT) 的原则来评估功能外部记忆辅助工具 (FEMAT).
- 确定IRT是否可以在FEMAT上提供对客户绩效的增强洞察力.
- 通过IRT镜头探索FEMAT项目茎的心理测量特性.
主要方法:
- 现有FEMAT心理测量评估数据的初步分析 (N=99).
- 对项目响应理论 (IRT) 假设进行选,并应用部分信用IRT模型.
- 差异分析 (ANOVA) 用于在不同的策略使用组件中比较项目干难度.
主要成果:
- FEMAT数据符合IRT假设,包括单维性和局部独立性.
- 评估战略使用的认可的项目支柱比评估战略应用的项目支柱要困难得多.
- 响应类别的频率一般是正常的,但注意到较小的低频率.
结论:
- 项目响应理论 (IRT) 分析验证并扩展了FEMAT的心理测量证据.
- IRT提供了项目级细节,可以完善得分解释和指导措施改进.
- 该研究强调了IRT对于理解FEMAT等基于绩效的评估的实用性.
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