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| eRm-package | extended Rasch modeling |
| coef.eRm | Methods for extended Rasch models |
| eRm | extended Rasch modeling |
| LLTM | Estimation of linear logistic test models |
| LPCM | Estimation of linear partial credit models |
| LRSM | Estimation of linear rating scale models |
| model.matrix.eRm | Methods for extended Rasch models |
| PCM | Estimation of partial credit models |
| plot.Rm | Methods for extended Rasch models |
| print.eRm | Methods for extended Rasch models |
| RM | Estimation of Rasch Models |
| RSM | Estimation of rating scale models |
| summary.Rm | Methods for extended Rasch models |
| vcov.eRm | Methods for extended Rasch models |
| W_lpcm | Data for computing extended Rasch models |
| X_lltm | Data for computing extended Rasch models |
| X_lpcm | Data for computing extended Rasch models |
| X_lrsm | Data for computing extended Rasch models |
| X_pcm | Data for computing extended Rasch models |
| X_rasch | Data for computing extended Rasch models |
| X_rsm | Data for computing extended Rasch models |