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sirt (version 1.0-3)
Supplementary Item Response Theory Models
Description
Supplementary item response theory models to complement existing functions in R.
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Install
install.packages('sirt')
Monthly Downloads
2,612
Version
1.0-3
License
GPL (>= 2)
Maintainer
Alexander Robitzsch
Last Published
October 27th, 2014
Functions in sirt (1.0-3)
Search all functions
data.pisaMath
Dataset PISA Mathematics
class.accuracy.rasch
Classification Accuracy in the Rasch Model
fit.isop
Fitting the ISOP and ADISOP Model for Frequency Tables
data.math
Dataset Mathematics
detect.index
Calculation of the DETECT and polyDETECT Index
data.timss
Dataset TIMSS Mathematics
data.reck
Datasets from Reckase' Book
Multidimensional Item Response Theory
R2noharm.EAP
EAP Factor Score Estimation
fuzdiscr
Estimation of a Discrete Distribution for Fuzzy Data (Data in Belief Function Framework)
dirichlet.simul
Simulation of a Dirichlet Distributed Vectors
eigenvalues.manymatrices
Computation of Eigenvalues of Many Symmetric Matrices
md.pattern.sirt
Response Pattern in a Binary Matrix
mirt.specify.partable
Specify or modify a Parameter Table in
mirt
data.big5
Dataset Big 5 from
qgraph
Package
data.noharm
Datasets for NOHARM Analysis
f1d.irt
Functional Unidimensional Item Response Model
data.ess2005
Dataset European Social Survey 2005
R2conquest
Running ConQuest From Within R
modelfit.sirt
Assessing Model Fit and Local Dependence by Comparing Observed and Expected Item Pair Correlations
data.pars1.rasch
Item Parameters for Three Studies Obtained by 1PL and 2PL Estimation
mcmc.3pno.testlet
3PNO Testlet Model
data.pirlsmissing
Dataset from PIRLS Study with Missing Responses
mirt.wrapper
Some Functions for Wrapping with the
mirt
Package
equating.rasch
Equating in the Generalized Logistic Rasch Model
data.ml
Multilevel Datasets
equating.rasch.jackknife
Jackknife Equating Error in Generalized Logistic Rasch Model
person.parameter.rasch.copula
Person Parameter Estimation of the Rasch Copula Model (Braeken, 2011)
personfit.stat
Person Fit Statistics for the Rasch Model
R2noharm.jackknife
Jackknife Estimation of NOHARM Analysis
dirichlet.mle
Maximum Likelihood Estimation of the Dirichlet Distribution
mle.pcm.group
Maximum Likelihood Estimation of Person or Group Parameters in the Generalized Partial Credit Model
data.mcdonald
Some Datasets from McDonald's
Test Theory
Book
dif.strata.variance
Stratified DIF Variance
polychoric2
Polychoric Correlation
lavaan2mirt
Converting a
lavaan
Model into a
mirt
Model
matrixfunctions.sirt
Some Matrix Functions
fuzcluster
Clustering for Continuous Fuzzy Data
lavaanify.sirt
Slight Extension of the
lavaan
Syntax
marginal.truescore.reliability
True-Score Reliability for Dichotomous Data
conf.detect
Confirmatory DETECT and polyDETECT Analysis
rasch.va
Estimation of the Rasch Model with Variational Approximation
data.long
Longitudinal Dataset
data.wide2long
Converting a Data Frame from Wide Format in a Long Format
lsdm
Least Squares Distance Method of Cognitive Validation
data.activity.itempars
Item Parameters Cultural Activities
prob.guttman
Probabilistic Guttman Model
yen.q3
Estimation of the $Q_3$ Statistic (Yen, 1984)
ccov.np
Nonparametric Estimation of Conditional Covariances of Item Pairs
data.liking.science
Dataset 'Liking For Science'
greenyang.reliability
Reliability for Dichotomous Item Response Data Using the Method of Green and Yang (2009)
eigenvalues.sirt
First Eigenvalues of a Symmetric Matrix
mcmc.2pno.ml
Random Item Response Model / Multilevel IRT Model
R2noharm
Estimation of a NOHARM Analysis from within R
mcmc.2pnoh
MCMC Estimation of the Hierarchical IRT Model for Criterion-Referenced Measurement
testlet.yen.q3
$Q_3$ Statistic of Yen (1984) for Testlets
data.pisaPars
Item Parameters from Two PISA Studies
rm.facets
Rater Facets Models with Item/Rater Intercepts and Slopes
linking.haberman
Linking in the 2PL/Generalized Partial Credit Model
reliability.nonlinearSEM
Estimation of Reliability for Confirmatory Factor Analyses Based on Dichotomous Data
rasch.pairwise
Pairwise Estimation Method of the Rasch Model
sim.raschtype
Simulate from Generalized Logistic Item Response Model
gom.jml
Grade of Membership Model (Joint Maximum Likelihood Estimation)
testlet.marginalized
Marginal Item Parameters from a Testlet (Bifactor) Model
qmc.nodes
Calculation of Quasi Monte Carlo Integration Points
np.dich
Nonparametric Estimation of Item Response Functions
lc.2raters
Latent Class Model for Two Exchangeable Raters and One Item
pcm.conversion
Conversion of the Parameterization of the Partial Credit Model
data.raw1
Dataset with Raw Item Responses
invariance.alignment
Alignment Procedure for Linking under Approximate Invariance
dif.variance
DIF Variance
rasch.pairwise.itemcluster
Pairwise Estimation of the Rasch Model for Locally Dependent Items
unidim.test.csn
Test for Unidimensionality of CSN
tetrachoric2
Tetrachoric Correlation Matrix
wle.rasch.jackknife
Standard Error Estimation of WLE by Jackknifing
latent.regression.em.raschtype
Latent Regression Model for the Generalized Logistic Item Response Model and the Linear Model for Normal Responses
isop.test
Testing the ISOP Model
sirt-package
Supplementary Item Response Theory Models
smirt
Multidimensional Noncompensatory, Compensatory and Partially Compensatory Item Response Model
rm.sdt
Hierachical Rater Model Based on Signal Detection Theory (HRM-SDT)
rasch.mirtlc
Multidimensional Latent Class 1PL and 2PL Model
rasch.mml2
Estimation of the Generalized Logistic Item Response Model, Ramsay's Quotient Model, Nonparametric Item Response Model, Pseudo-Likelihood Estimation and a Missing Data Item Response Model
data.pisaRead
Dataset PISA Reading
data.sirt
Some Example Datasets for the
sirt
Package
expl.detect
Exploratory DETECT Analysis
linking.robust
Robust Linking of Item Intercepts
nedelsky-methods
Functions for the Nedelsky Model
pgenlogis
Calculation of Probabilities and Moments for the Generalized Logistic Item Response Model
rasch.jml
Joint Maximum Likelihood (JML) Estimation of the Rasch Model
gom.em
Discrete (Rasch) Grade of Membership Model
tam2mirt
Converting a fitted
TAM
Object into a
mirt
Object
mcmc.list.descriptives
Computation of Descriptive Statistics for a
mcmc.list
Object
sim.qm.ramsay
Simulate from Ramsay's Quotient Model
plot.mcmc.sirt
Plot Function for Objects of Class
mcmc.sirt
data.read
Dataset Reading
summary.mcmc.sirt
Summary Method for Objects of Class
mcmc.sirt
rasch.jml.jackknife1
Jackknifing the IRT Model Estimated by Joint Maximum Likelihood (JML)
stratified.cronbach.alpha
Stratified Cronbach's Alpha
prmse.subscores.scales
Proportional Reduction of Mean Squared Error (PRMSE) for Subscale Scores
rasch.prox
PROX Estimation Method for the Rasch Model
sia.sirt
Statistical Implicative Analysis (SIA)
noharm.sirt
NOHARM Model in R
rasch.copula2
Multidimensional IRT Copula Model
rasch.evm.pcm
Estimation of the Partial Credit Model using the Eigenvector Method
rasch.pml2
Pairwise Marginal Likelihood Estimation for the Probit Rasch Model
plausible.value.imputation.raschtype
Plausible Value Imputation in Generalized Logistic Item Response Model
truescore.irt
Conversion of Trait Scores $\theta$ into True Scores $\tau ( \theta )$
automatic.recode
Automatic Method of Finding Keys in a Dataset with Raw Item Responses
data.inv4gr
Dataset for Invariance Testing with 4 Groups
data.ratings
Rating Datasets
data.mixed1
Dataset with Mixed Dichotomous and Polytomous Item Responses
data.timss07.G8.RUS
TIMSS 2007 Grade 8 Mathematics and Science Russia
isop
Fit Unidimensional ISOP and ADISOP Model to Dichotomous and Polytomous Item Responses
mcmc.2pno
MCMC Estimation of the Two-Parameter Normal Ogive Item Response Model
isop.scoring
Scoring Persons and Items in the ISOP Model
dif.logistic.regression
Differential Item Functioning using Logistic Regression Analysis
pbivnorm2
Cumulative Function for the Bivariate Normal Distribution
plot.np.dich
Plot Method for Object of Class
np.dich
wle.rasch
Weighted Likelihood Estimation of Person Abilities
mcmclist2coda
Write Coda File from an Object of Class
mcmc.list
monoreg.rowwise
Monotone Regression for Rows or Columns in a Matrix
sim.rasch.dep
Simulation of the Rasch Model with Locally Dependent Responses
rasch.jml.biascorr
Bias Correction of Item Parameters for Joint Maximum Likelihood Estimation in the Rasch model