“项目鉴别指数”的概念、定义、翻译、参考文献-科学参考

单词	项目鉴别指数
释义	项目鉴别指数 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。
随便看	signal detection theory signal distortions signal duration signal enhancement signal estimation signal extraction signal extraction in ARIMA time series signal filtering signal fingerprint identification technique signal fire signal flow diagram signal flow graph signal function signal generator signal hypothesis signal identification signaling signaling game signaling gateway，SG signaling network signaling pathway signaling system No.7 signaling theory signaling transport protocol，SIGTRAN signal input

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