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Product Details 基本信息 ISBN-13 书号 9780367476922 Author 作者 James E. Carlson Format 版本 精装 Pages Number 页数 192页 Publisher 出版社 Routledge Publication Date 出版日期 2020-10-14 Language 语种 英语 Book Contents 内容简介 This is a highly accessible, comprehensive introduction to item response theory (IRT) models and their use in various aspects of assessment/testing. The book employs a mixture of graphics and simulated data sets to ease the reader into the material and covers the basics required to obtain a solid grounding in IRT.Written in an easily accessible way that assumes little mathematical knowledge, Carlson presents detailed de*ions of several commonly used IRT models, including those for items scored on a two-point (dichotomous) scale such as correct/incorrect, and those scored on multiple-point (polytomous) scales, such as degrees of correctness. One chapter describes a model in-depth an
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