“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	political economy paradigm political efficacy political elite political emancipation political emotion political emotions political essay political ethic political ethics Political Fiction political film political geography political groups and parties of the Hong Kong Special Administrative Region political idealism political identification political ideology political image communication political indoctrination political information political institution political integration political intelligence political journal political knowledge political languages

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。