By Margaret Wu, Hak Ping Tam, Tsung-Hau Jen
This ebook is a necessary learn for a various team of researchers and practitioners who research evaluate information and build try out tools. It makes a speciality of using classical try idea (CTT) and merchandise reaction thought (IRT), that are frequently required within the fields of psychology (e.g. for measuring mental traits), future health (e.g. for measuring the severity of disorders), and schooling (e.g. for measuring pupil performance), and makes those analytical instruments available to a broader audience.
Having taught review matters to scholars from assorted backgrounds for a few years, the 3 authors have a wealth of expertise in proposing academic size themes, in-depth techniques and functions in an obtainable layout. As such, the booklet addresses the desires of readers who use CTT and IRT of their paintings yet don't unavoidably have an in depth mathematical history. The ebook additionally sheds gentle on universal misconceptions in utilising dimension versions, and offers an built-in method of assorted size tools, similar to contrasting CTT with IRT and multidimensional IRT types with unidimensional IRT types. anyplace attainable, comparisons among versions are explicitly made. moreover, the ebook discusses options for try out equating and differential merchandise functioning, in addition to Bayesian IRT types and believable values utilizing easy examples.
This publication can function a textbook for introductory classes on academic size, as supplementary studying for complex classes, or as a priceless reference advisor for researchers drawn to studying pupil evaluation data.
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