brRasch | Fitting fixed-effects IRT models using bias-reducing adjusted... |
compress | Utilities for moving between weighted and unweighted versions... |
decompress | Utilities for moving between weighted and unweighted versions... |
irf.brRasch | Plot the item response functions for objects of class brRasch |
plot.brRasch | Plot the abilities when 'dim' is 0 (1PL), 'dim' is 1 (2PL)... |
setConstraints | Set and check identifiability constraints for the parameters... |
setConstraintsRasch | Set and check constraints for the parameters of IRT models |
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