IRTpp-package           IRTpp : Item Response Theory Implemented in R
                        and Cpp
SimulateItemParameters
                        Simulates item parameters for UIRT models.
Yule                    Yule coefficient of correlation
alpha.c                 Cronbach-Mesbah Curve
alpha.cronbach          Cronbach's alpha
an.parallel             Parallel Analysis
biserial.cor            Biserial Correlation
gutt                    Guttman's Lambda
individual.traits       Estimate the latent traits.
information             Test or Item information
irtpp                   Estimate a test item parameters.
irtpp.model             Valid model
irtpp.models            Available models
model.transform         Model transformations
normalize               Normalize a vector
orlando_itemf           Orlando's statistic
parameter.list          Parameter list form
parameter.matrix        Parameter matrix form
pattern.expand          Expansion of patterns
phi                     Phi coefficient of correlation
plotevenlope            Confidence bands
polyserial.cor          Polyserial correlation
prob.2pl                2PL fast probability function
prob.3pl                3PL fast probability function
probability.1pl         1PL probability function
probability.2pl         2PL probability function
probability.3pl         3PL probability function
rtnorm                  Truncated normal simulation
simulateTest            Simulates a test
simulateTest.file       This function simulates tests according to a
                        IRT model.
simulateTestMD          Simulate test Multidimensional
test.plot               Plot a test or an item.
z3_itemf                Z3 statistic.
z3_personf              Z3 Person fit statistic
