“item discrimination index”的概念、定义、翻译、参考文献-科学参考

单词	item discrimination index
释义	item discrimination index Encyclopedia 理学【基本概念】释 item discrimination index项目鉴别指数高分组和低分组被试作答某题的得分率之差，是度量题目区分度的最简单指标之一，只能用于二级评分题目。又称鉴别度指数。理学【基本概念】释 item discrimination index题目区分度指数测验题目（题目）对被试某种潜在能力或特质的区分（或鉴别）能力的度量指标。
随便看	alternating lines alternating link alternating logspace complexity class alternating logspace complexity class, AL alternating loose and dry stool alternating magnetic field alternating mapping alternating matrix alternating method alternating multilinear form alternating multilinear mapping alternating operation Alternating order method alternating part alternating path method alternating permutation alternating polynomial alternating polynomial time complexity class alternating polynomial time complexity class, AP alternating process alternating product alternating pulse alternating renewal process alternating representation alternating ring

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