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Checking IRT Assumptions for Polytomous Items in R (Haley Green) View |
Dichotomous IRT in R (Anna Crawford) View |
Item Response Theory - Item and Test Information (Statistics Ninja) View |
IRT in R! (S) View |
IRT Models (Rasch, 2PL, u0026 3PL) in R with ltm package (statsguidetree) View |
Item Response Theory - Differential Item Functioning (Statistics Ninja) View |