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Checking equity: Why differential item functioning analysis should be a routine part of developing conceptual assessments
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)
We provide a tutorial on differential item functioning (DIF) analysis, an analytic method useful for identifying potentially biased items in assessments. After explaining a number of methodological approaches, we test for ...
(Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
This article provides an overview of the R package lsasim, designed to facilitate the generation of data that mimics a large scale assessment context. The package features functions for simulating achievement data according ...