“item difficulty”的概念、定义、翻译、参考文献-科学参考

单词	item difficulty
释义	item difficulty Encyclopedia 理学项目分析释 item difficulty项目难度被试完成测验项目任务时所遇到的困难程度。一般在学业和能力测验中会较多使用难度来考察项目对于被试的难易程度。
随便看	many-placed operation many-placed predicate manyseeded euptelea many-sheeted surface many-sorted algebra many-sorted language many-sorted logical calculus many sorted predicate calculus many-sorted predicate calculus many-stage many-to-many function many-to-many mapping many-to-one many-to-one correspondence many-to-one function many valley model many-valued many-valued algebra many-valued analytic function many-valued composition law many-valued disjunction many-valued function many-valued inverse function many valued logic many-valued logic

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