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简述项目难度对测验的影响。
分类:
心理测量与评估(05616)
发表:2024年08月08日 07时08分13秒
作者:
admin
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(2)
简述项目难度对测验的影响。
【正确答案】:1.难度过大或过小都会造成测验分数偏离正态分布,因此测验难度适中一般来说是比较理想的情况;2.同时测验难度也会影响测验的信度;3.测验难度对测验的鉴别力也有一定影响。
【题目解析】:p98
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