Items parameters of the space-relations subtest using item response theory

Farida Agus Setiawati; Rita Eka Izzaty; Veny Hidayat

doi:10.1016/j.dib.2018.06.061

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Items parameters of the space-relations subtest using item response theory

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Farida Agus Setiawati, Rita Eka Izzaty, Veny Hidayat

2018 Data in Brief Vol. 19 Data paper Cited by 2 SDG 12SDG 16

Abstract

This article describes the item parameters analysis result of the space-relations subtest measurement. This subtest is part of the differential aptitude test (DAT) instrument. The item parameters are characteristic psychometric refer quality of the item. The Item parameters than analyzed in this instrument are item fit model, item difficulty, item discrimination, pseudo-guessing, item information curves, and test information function. The data was collected through documentation technique from the space-relation test conducted at Biro Psikologi (Psychology Bureau) UNY, amounting to 1046 students from Yogyakarta, Indonesia. Data were analyzed using item response analysis with the assistance of BILOG program. © 2018 The Authors

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Department of Psychology, Universitas Negeri Yogyakarta, Indonesia

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