“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	Middlesbrough Middle School Students middle seasonal rice middle section mill middle-small scale enterprise middle-square method middle storage pulverizing system middle term middle-thickness slab continuous casting and rolling middle tone Middletown: A Study in Contemporary American Culture middle trimester screening middle tune middle type of peanut middle unit middleware Middle Way Sect middle way with eight negations middle weight star Middle Yangtze urban agglomeration Middle Zone Theory middling mid-domain effect hypothesis M-ideal midenvelope

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。