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ltm

Latent Trait Models under IRT
Dimitris Rizopoulos <d.rizopoulos@erasmusmc.nl>
GPL (>= 2)
Analysis of multivariate dichotomous and polytomous data using latent trait models under the Item Response Theory approach. It includes the Rasch, the Two-Parameter Logistic, the Birnbaum's Three-Parameter, the Graded Response, and the Generalized Partial Credit Models.
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Package Version Released
ltm 0.9-9 2 years 5 days ago
ltm 0.9-8 2 years 5 weeks ago
ltm 0.9-7 2 years 48 weeks ago
ltm 0.9-6 3 years 4 days ago
ltm 0.9-5 3 years 51 weeks ago
ltm 0.9-4 4 years 27 weeks ago
ltm 0.9-3 4 years 41 weeks ago
ltm 0.9-2 4 years 49 weeks ago
ltm 0.9-1
ltm 0.9-0
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