mudfold-package |
MUDFOLD : A nonparametric unfolding item response theory model for dichotomous preferential-choice data. |
ANDRICH |
Andrich's attitude scale towards capital punishment |
as.mudfold |
Function for calculating MUDFOLD statistics for a given unfolding scale. |
CAM |
Conditional adjacency matrix (CAM) for dichotomously scored items. |
coef.mdf |
Generic 'coef' method for S3 class '"mdf"' objects. |
diagnostics |
MUDFOLD scale diagnostics |
EURPAR2 |
Preferences of European party activists. |
ISO |
Iso statistic for a given unfolding scale. |
Loneliness |
De Jong-Gierveld loneliness scale |
MAX |
Max statistic for a given unfolding scale. |
mudfold |
MUDFOLD: Van Schuur's nonparametric IRT model for dichotomous responses that have been generated by an unfolding process. |
mudfoldsim |
Function for constructing artificial item response data generated under an unfolding response process. Unfolding processes model the proximity (distance) between person and item parameters. |
pick |
Transform items to preference binary data. |
Plato7 |
Plato's Seven Works |
plot.mdf |
'plot' function for '"mdf"' class objects. |
print.mdf |
'print' method for '"mdf"' class objects resulted from the 'mudfold' function. |
summary.mdf |
'summary' method for S3 class '"mdf"' objects. |