A B C D E F G I L M N P R S T U V W X Y misc
| anchor | Anchor Methods for the Detection of Uniform DIF the Rasch Model | 
| anchor.default | Anchor Methods for the Detection of Uniform DIF the Rasch Model | 
| anchor.formula | Anchor Methods for the Detection of Uniform DIF the Rasch Model | 
| anchortest | Anchor methods for the detection of uniform DIF in the Rasch model | 
| anchortest.default | Anchor methods for the detection of uniform DIF in the Rasch model | 
| anchortest.formula | Anchor methods for the detection of uniform DIF in the Rasch model | 
| as.character.itemresp | Coercing Item Response Data | 
| as.character.paircomp | Data Structure for Paired Comparisons | 
| as.data.frame.itemresp | Coercing Item Response Data | 
| as.data.frame.paircomp | Data Structure for Paired Comparisons | 
| as.double.itemresp | Coercing Item Response Data | 
| as.double.paircomp | Data Structure for Paired Comparisons | 
| as.integer.itemresp | Coercing Item Response Data | 
| as.integer.paircomp | Data Structure for Paired Comparisons | 
| as.list.itemresp | Coercing Item Response Data | 
| as.matrix.itemresp | Coercing Item Response Data | 
| as.matrix.paircomp | Data Structure for Paired Comparisons | 
| bread.gpcmodel | Generalized Partial Credit Model Fitting Function | 
| bread.nplmodel | Parametric Logistic Model (n-PL) Fitting Function | 
| bread.pcmodel | Partial Credit Model Fitting Function | 
| bread.raschmodel | Rasch Model Fitting Function | 
| bread.rsmodel | Rating Scale Model Fitting Function | 
| btmodel | Bradley-Terry Model Fitting Function | 
| btReg.fit | Bradley-Terry Model Fitting Function | 
| c.itemresp | Subsetting Item Response Data | 
| c.paircomp | Data Structure for Paired Comparisons | 
| coef.btmodel | Bradley-Terry Model Fitting Function | 
| coef.discrpar | Extract Discrimination Parameters of Item Response Models | 
| coef.gpcmodel | Generalized Partial Credit Model Fitting Function | 
| coef.guesspar | Extract Guessing Parameters of Item Response Models | 
| coef.itempar | Extract Item Parameters of Item Response Models | 
| coef.mptmodel | Multinomial Processing Tree (MPT) Model Fitting Function | 
| coef.nplmodel | Parametric Logistic Model (n-PL) Fitting Function | 
| coef.pcmodel | Partial Credit Model Fitting Function | 
| coef.personpar | Extract Person Parameters of Item Response Models | 
| coef.raschmodel | Rasch Model Fitting Function | 
| coef.rsmodel | Rating Scale Model Fitting Function | 
| coef.threshpar | Extract Threshold Parameters of Item Response Models | 
| coef.upperpar | Extract Upper Asymptote Parameters of Item Response Models | 
| confint.mptmodel | Multinomial Processing Tree (MPT) Model Fitting Function | 
| confint.nplmodel | Parametric Logistic Model (n-PL) Fitting Function | 
| ConspiracistBeliefs2016 | Generic Conspiracist Beliefs Scale (2016 Data) | 
| covariates | Extract/Set Covariates | 
| covariates.paircomp | Data Structure for Paired Comparisons | 
| covariates<- | Extract/Set Covariates | 
| covariates<-.paircomp | Data Structure for Paired Comparisons | 
| curveplot | Response Curve Plots for IRT Models | 
| deviance.btmodel | Bradley-Terry Model Fitting Function | 
| deviance.mptmodel | Multinomial Processing Tree (MPT) Model Fitting Function | 
| discrpar | Extract Discrimination Parameters of Item Response Models | 
| discrpar.gpcmodel | Extract Discrimination Parameters of Item Response Models | 
| discrpar.nplmodel | Extract Discrimination Parameters of Item Response Models | 
| discrpar.pcmodel | Extract Discrimination Parameters of Item Response Models | 
| discrpar.raschmodel | Extract Discrimination Parameters of Item Response Models | 
| discrpar.rsmodel | Extract Discrimination Parameters of Item Response Models | 
| elementary_symmetric_functions | Calculation of the Elementary Symmetric Functions and Their Derivatives | 
| estfun.btmodel | Bradley-Terry Model Fitting Function | 
| estfun.gpcmodel | Generalized Partial Credit Model Fitting Function | 
| estfun.mptmodel | Multinomial Processing Tree (MPT) Model Fitting Function | 
| estfun.nplmodel | Parametric Logistic Model (n-PL) Fitting Function | 
| estfun.pcmodel | Partial Credit Model Fitting Function | 
| estfun.raschmodel | Rasch Model Fitting Function | 
| estfun.rsmodel | Rating Scale Model Fitting Function | 
| FirstNames | Popularity of First Names | 
| format.itemresp | Formatting Item Response Data | 
| format.paircomp | Formatting Paired Comparison Data | 
| GermanParties2009 | Choice among German Political Parties | 
| gpcmodel | Generalized Partial Credit Model Fitting Function | 
| guesspar | Extract Guessing Parameters of Item Response Models | 
| guesspar.gpcmodel | Extract Guessing Parameters of Item Response Models | 
| guesspar.nplmodel | Extract Guessing Parameters of Item Response Models | 
| guesspar.pcmodel | Extract Guessing Parameters of Item Response Models | 
| guesspar.raschmodel | Extract Guessing Parameters of Item Response Models | 
| guesspar.rsmodel | Extract Guessing Parameters of Item Response Models | 
| infoplot | Information Plots for IRT Models | 
| is.itemresp | Coercing Item Response Data | 
| is.na.itemresp | Data Structure for Item Response Data | 
| is.na.paircomp | Data Structure for Paired Comparisons | 
| itempar | Extract Item Parameters of Item Response Models | 
| itempar.btmodel | Extract Item Parameters of Item Response Models | 
| itempar.bttree | Extract Item Parameters of Item Response Models | 
| itempar.gpcmodel | Extract Item Parameters of Item Response Models | 
| itempar.nplmodel | Extract Item Parameters of Item Response Models | 
| itempar.pcmodel | Extract Item Parameters of Item Response Models | 
| itempar.raschmodel | Extract Item Parameters of Item Response Models | 
| itempar.raschtree | Extract Item Parameters of Item Response Models | 
| itempar.rsmodel | Extract Item Parameters of Item Response Models | 
| itemresp | Data Structure for Item Response Data | 
| labels.itemresp | Data Structure for Item Response Data | 
| labels.paircomp | Data Structure for Paired Comparisons | 
| labels<- | Set Labels | 
| labels<-.itemresp | Data Structure for Item Response Data | 
| labels<-.paircomp | Data Structure for Paired Comparisons | 
| length.itemresp | Data Structure for Item Response Data | 
| length.paircomp | Data Structure for Paired Comparisons | 
| levels.itemresp | Data Structure for Item Response Data | 
| logLik.btmodel | Bradley-Terry Model Fitting Function | 
| logLik.gpcmodel | Generalized Partial Credit Model Fitting Function | 
| logLik.mptmodel | Multinomial Processing Tree (MPT) Model Fitting Function | 
| logLik.nplmodel | Parametric Logistic Model (n-PL) Fitting Function | 
| logLik.pcmodel | Partial Credit Model Fitting Function | 
| logLik.raschmodel | Rasch Model Fitting Function | 
| logLik.rsmodel | Rating Scale Model Fitting Function | 
| MathExam14W | Mathematics 101 Exam Results | 
| MemoryDeficits | Memory Deficits in Psychiatric Patients | 
| merge.itemresp | Subsetting Item Response Data | 
| mptmodel | Multinomial Processing Tree (MPT) Model Fitting Function | 
| mptspec | Multinomial Processing Tree (MPT) Model Fitting Function | 
| mscale | Extract/Replace Measurement Scale | 
| mscale.itemresp | Data Structure for Item Response Data | 
| mscale.paircomp | Data Structure for Paired Comparisons | 
| mscale<- | Extract/Replace Measurement Scale | 
| mscale<-.itemresp | Data Structure for Item Response Data | 
| mscale<-.paircomp | Data Structure for Paired Comparisons | 
| names.itemresp | Data Structure for Item Response Data | 
| names.paircomp | Data Structure for Paired Comparisons | 
| names<-.itemresp | Data Structure for Item Response Data | 
| names<-.paircomp | Data Structure for Paired Comparisons | 
| nplmodel | Parametric Logistic Model (n-PL) Fitting Function | 
| PairClustering | Pair Clustering Data in Klauer (2006) | 
| paircomp | Data Structure for Paired Comparisons | 
| pcmodel | Partial Credit Model Fitting Function | 
| PCModel.fit | Partial Credit Model Fitting Function | 
| personpar | Extract Person Parameters of Item Response Models | 
| personpar.gpcmodel | Extract Person Parameters of Item Response Models | 
| personpar.nplmodel | Extract Person Parameters of Item Response Models | 
| personpar.pcmodel | Extract Person Parameters of Item Response Models | 
| personpar.raschmodel | Extract Person Parameters of Item Response Models | 
| personpar.rsmodel | Extract Person Parameters of Item Response Models | 
| piplot | Person-Item Plots for IRT Models | 
| plmodel | Parametric Logistic Model (n-PL) Fitting Function | 
| plot.btmodel | Visualizing Bradley-Terry Models | 
| plot.gpcmodel | Visualizing IRT Models | 
| plot.itemresp | Summarizing and Visualizing Item Response Data | 
| plot.nplmodel | Visualizing IRT Models | 
| plot.paircomp | Plotting Paired Comparison Data | 
| plot.pcmodel | Visualizing IRT Models | 
| plot.raschmodel | Visualizing IRT Models | 
| plot.rsmodel | Visualizing IRT Models | 
| predict.gpcmodel | Predict Methods for Item Response Models | 
| predict.mptmodel | Multinomial Processing Tree (MPT) Model Fitting Function | 
| predict.nplmodel | Predict Methods for Item Response Models | 
| predict.pcmodel | Predict Methods for Item Response Models | 
| predict.raschmodel | Predict Methods for Item Response Models | 
| predict.rsmodel | Predict Methods for Item Response Models | 
| print.anchor | Anchor Methods for the Detection of Uniform DIF the Rasch Model | 
| print.anchortest | Anchor methods for the detection of uniform DIF in the Rasch model | 
| print.btmodel | Bradley-Terry Model Fitting Function | 
| print.discrpar | Extract Discrimination Parameters of Item Response Models | 
| print.gpcmodel | Generalized Partial Credit Model Fitting Function | 
| print.guesspar | Extract Guessing Parameters of Item Response Models | 
| print.itempar | Extract Item Parameters of Item Response Models | 
| print.itemresp | Formatting Item Response Data | 
| print.mptmodel | Multinomial Processing Tree (MPT) Model Fitting Function | 
| print.mptspec | Multinomial Processing Tree (MPT) Model Fitting Function | 
| print.nplmodel | Parametric Logistic Model (n-PL) Fitting Function | 
| print.paircomp | Formatting Paired Comparison Data | 
| print.pcmodel | Partial Credit Model Fitting Function | 
| print.personpar | Extract Person Parameters of Item Response Models | 
| print.raschmodel | Rasch Model Fitting Function | 
| print.rsmodel | Rating Scale Model Fitting Function | 
| print.summary.anchor | Anchor Methods for the Detection of Uniform DIF the Rasch Model | 
| print.summary.anchortest | Anchor methods for the detection of uniform DIF in the Rasch model | 
| print.summary.btmodel | Bradley-Terry Model Fitting Function | 
| print.summary.gpcmodel | Generalized Partial Credit Model Fitting Function | 
| print.summary.mptmodel | Multinomial Processing Tree (MPT) Model Fitting Function | 
| print.summary.nplmodel | Parametric Logistic Model (n-PL) Fitting Function | 
| print.summary.pcmodel | Partial Credit Model Fitting Function | 
| print.summary.raschmodel | Rasch Model Fitting Function | 
| print.summary.rsmodel | Rating Scale Model Fitting Function | 
| print.threshpar | Extract Threshold Parameters of Item Response Models | 
| print.upperpar | Extract Upper Asymptote Parameters of Item Response Models | 
| profileplot | Profile Plots for IRT Models | 
| raschmodel | Rasch Model Fitting Function | 
| RaschModel.fit | Rasch Model Fitting Function | 
| regionplot | Region Plots for IRT Models | 
| reorder.paircomp | Subsetting/Reordering Paired Comparison Data | 
| rep.itemresp | Data Structure for Item Response Data | 
| rep.paircomp | Data Structure for Paired Comparisons | 
| rgpcm | Simulate Data under a Generalized Partial Credit Model | 
| rpcm | Simulate Data under a Partial Credit Model | 
| rpl | Simulate Data under a Parametric Logistic IRT Model | 
| rrm | Simulate Data under a Rasch model | 
| rrsm | Simulate Data under a Rating Scale Model | 
| rsmodel | Rating Scale Model Fitting Function | 
| RSModel.fit | Rating Scale Model Fitting Function | 
| Sim3PL | Simulated Data for fitting a 3PL and 3PLu | 
| SoundQuality | Quality of Multichannel Reproduced Sound | 
| SourceMonitoring | Performance in a Source-Monitoring Experiment | 
| StereotypeThreat | Stereotype Threat in Dutch Differential Aptitude Test | 
| str.itemresp | Data Structure for Item Response Data | 
| str.paircomp | Data Structure for Paired Comparisons | 
| subset.itemresp | Subsetting Item Response Data | 
| subset.paircomp | Subsetting/Reordering Paired Comparison Data | 
| summary.anchor | Anchor Methods for the Detection of Uniform DIF the Rasch Model | 
| summary.anchortest | Anchor methods for the detection of uniform DIF in the Rasch model | 
| summary.btmodel | Bradley-Terry Model Fitting Function | 
| summary.gpcmodel | Generalized Partial Credit Model Fitting Function | 
| summary.itemresp | Summarizing and Visualizing Item Response Data | 
| summary.mptmodel | Multinomial Processing Tree (MPT) Model Fitting Function | 
| summary.nplmodel | Parametric Logistic Model (n-PL) Fitting Function | 
| summary.paircomp | Data Structure for Paired Comparisons | 
| summary.pcmodel | Partial Credit Model Fitting Function | 
| summary.raschmodel | Rasch Model Fitting Function | 
| summary.rsmodel | Rating Scale Model Fitting Function | 
| threshpar | Extract Threshold Parameters of Item Response Models | 
| threshpar.gpcmodel | Extract Threshold Parameters of Item Response Models | 
| threshpar.nplmodel | Extract Threshold Parameters of Item Response Models | 
| threshpar.pcmodel | Extract Threshold Parameters of Item Response Models | 
| threshpar.raschmodel | Extract Threshold Parameters of Item Response Models | 
| threshpar.rsmodel | Extract Threshold Parameters of Item Response Models | 
| update.mptspec | Multinomial Processing Tree (MPT) Model Fitting Function | 
| upperpar | Extract Upper Asymptote Parameters of Item Response Models | 
| upperpar.gpcmodel | Extract Upper Asymptote Parameters of Item Response Models | 
| upperpar.nplmodel | Extract Upper Asymptote Parameters of Item Response Models | 
| upperpar.pcmodel | Extract Upper Asymptote Parameters of Item Response Models | 
| upperpar.raschmodel | Extract Upper Asymptote Parameters of Item Response Models | 
| upperpar.rsmodel | Extract Upper Asymptote Parameters of Item Response Models | 
| vcov.btmodel | Bradley-Terry Model Fitting Function | 
| vcov.discrpar | Extract Discrimination Parameters of Item Response Models | 
| vcov.gpcmodel | Generalized Partial Credit Model Fitting Function | 
| vcov.guesspar | Extract Guessing Parameters of Item Response Models | 
| vcov.itempar | Extract Item Parameters of Item Response Models | 
| vcov.mptmodel | Multinomial Processing Tree (MPT) Model Fitting Function | 
| vcov.nplmodel | Parametric Logistic Model (n-PL) Fitting Function | 
| vcov.pcmodel | Partial Credit Model Fitting Function | 
| vcov.personpar | Extract Person Parameters of Item Response Models | 
| vcov.raschmodel | Rasch Model Fitting Function | 
| vcov.rsmodel | Rating Scale Model Fitting Function | 
| vcov.upperpar | Extract Upper Asymptote Parameters of Item Response Models | 
| VerbalAggression | Situation-Response Questionnaire on Verbal Aggression | 
| worth | Extract Worth Parameters | 
| worth.btmodel | Bradley-Terry Model Fitting Function | 
| xtfrm.itemresp | Data Structure for Item Response Data | 
| xtfrm.paircomp | Data Structure for Paired Comparisons | 
| YouthGratitude | Measuring Gratitude in Youth | 
| [.itemresp | Subsetting Item Response Data | 
| [.paircomp | Data Structure for Paired Comparisons |