Procedures to generate IRT adaptive tests (CAT)

Documentation for package ‘catR’ version 1.3

createItemBank	Item bank generation
eapEst	EAP ability estimation under the 4PL model
eapSem	Standard error of EAP ability estimation under the 4PL model
EPV	Expected Posterior Variance (EPV)
Ii	Item information functions, first and second derivatives (4PL)
MEI	(Maximum) Expected Information (MEI)
MWI	Maximum likelihood weighted information (MLWI) and maximum posterior weighted information (MPWI)
nextItem	Selection of the next item
OIi	Observed information function (4PL)
Pi	Item response probabilities, first, second and third derivatives (4PL)
plot.cat	Random generation of adaptive tests
print.cat	Random generation of adaptive tests
randomCAT	Random generation of adaptive tests
semTheta	Standard error of ability estimation under the 4PL model
startItems	Selection of the first items
tcals	Items parameters of the TCALS 1998 data set
testList	Testing the format of the input lists
thetaEst	Ability estimation under the 4PL model