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Psychometric analysis and scoring of judgment data using polytomous Item-Response Theory (IRT) models, as described in Myszkowski and Storme (2019) <doi:10.1037/aca0000225> and Myszkowski (2021) <doi:10.1037/aca0000287>. A function is used to automatically compare and select models, as well as to present a variety of model-based statistics. Plotting functions are used to present category curves, as well as information, reliability and standard error functions.
Package details |
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Author | Nils Myszkowski [aut, cre] |
Maintainer | Nils Myszkowski <nilsmyszkowskiscience@gmail.com> |
License | GPL-3 |
Version | 1.1.2 |
Package repository | View on CRAN |
Installation |
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