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ltm

Latent Trait Models under IRT

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.

Versions across snapshots

VersionRepositoryFileSize
1.2-0 rolling linux/jammy R-4.5 ltm_1.2-0.tar.gz 742.2 KiB
1.2-0 rolling linux/noble R-4.5 ltm_1.2-0.tar.gz 742.1 KiB
1.2-0 rolling source/ R- ltm_1.2-0.tar.gz 279.6 KiB
1.2-0 latest linux/jammy R-4.5 ltm_1.2-0.tar.gz 742.2 KiB
1.2-0 latest linux/noble R-4.5 ltm_1.2-0.tar.gz 742.1 KiB
1.2-0 latest source/ R- ltm_1.2-0.tar.gz 279.6 KiB
1.2-0 2026-04-26 source/ R- ltm_1.2-0.tar.gz 279.6 KiB
1.2-0 2026-04-23 source/ R- ltm_1.2-0.tar.gz 279.6 KiB
1.2-0 2026-04-09 windows/windows R-4.5 ltm_1.2-0.zip 745.5 KiB
1.2-0 2025-04-20 source/ R- ltm_1.2-0.tar.gz 279.6 KiB

Dependencies (latest)

Depends