“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	frying oil Fréchet Fréchet algebra Fréchet axiom Fréchet bounds Fréchet curve Fréchet derivative Fréchet differentiability Fréchet differentiable Fréchet differentiable function Fréchet differentiable mapping Fréchet differentiable operator Fréchet differential Fréchet distance Fréchet filter Fréchet lattice Fréchet space Fréchet surface Fréchet topological vector space Fréchet topology Fréchet-Urysohn space Fréchet variation Fréedericksz transition Frézier FRⅠ型射电星系

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。