Computerized Adaptive Testing for Survey Research


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Documentation for package ‘catSurv’ version 1.0.3

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C D E F G I L M N O P S T

-- C --

Cat-class Computerized Adaptive Testing Survey (catSurv) Object
checkStopRules Check if Stop and/or Override Rules are Met

-- D --

d1LL The First Derivative of the Log-Likelihood
d2LL The Second Derivative of the Log-Likelihood

-- E --

estimateSE Standard Error of Ability Parameter Estimate
estimateTheta Estimate of the Respondent's Ability Parameter
estimateThetas Estimates of Ability Parameters for a Dataset of Response Profiles
expectedKL Expected Kullback-Leibler Information
expectedObsInf Expected Observed Information
expectedPV Expected Posterior Variance

-- F --

fisherInf Fisher's Information
fisherTestInfo Fisher's Test Information

-- G --

getAnswers Methods for Accessing 'Cat' Object Slots
getAnswers-method Methods for Accessing 'Cat' Object Slots
getDifficulty Methods for Accessing 'Cat' Object Slots
getDifficulty-method Methods for Accessing 'Cat' Object Slots
getDiscrimination Methods for Accessing 'Cat' Object Slots
getDiscrimination-method Methods for Accessing 'Cat' Object Slots
getEstimation Methods for Accessing 'Cat' Object Slots
getEstimation-method Methods for Accessing 'Cat' Object Slots
getEstimationDefault Methods for Accessing 'Cat' Object Slots
getEstimationDefault-method Methods for Accessing 'Cat' Object Slots
getGainOverride Methods for Accessing 'Cat' Object Slots
getGainOverride-method Methods for Accessing 'Cat' Object Slots
getGainThreshold Methods for Accessing 'Cat' Object Slots
getGainThreshold-method Methods for Accessing 'Cat' Object Slots
getGuessing Methods for Accessing 'Cat' Object Slots
getGuessing-method Methods for Accessing 'Cat' Object Slots
getInfoThreshold Methods for Accessing 'Cat' Object Slots
getInfoThreshold-method Methods for Accessing 'Cat' Object Slots
getLengthOverride Methods for Accessing 'Cat' Object Slots
getLengthOverride-method Methods for Accessing 'Cat' Object Slots
getLengthThreshold Methods for Accessing 'Cat' Object Slots
getLengthThreshold-method Methods for Accessing 'Cat' Object Slots
getLowerBound Methods for Accessing 'Cat' Object Slots
getLowerBound-method Methods for Accessing 'Cat' Object Slots
getModel Methods for Accessing 'Cat' Object Slots
getModel-method Methods for Accessing 'Cat' Object Slots
getPriorName Methods for Accessing 'Cat' Object Slots
getPriorName-method Methods for Accessing 'Cat' Object Slots
getPriorParams Methods for Accessing 'Cat' Object Slots
getPriorParams-method Methods for Accessing 'Cat' Object Slots
getSelection Methods for Accessing 'Cat' Object Slots
getSelection-method Methods for Accessing 'Cat' Object Slots
getSeThreshold Methods for Accessing 'Cat' Object Slots
getSeThreshold-method Methods for Accessing 'Cat' Object Slots
getters Methods for Accessing 'Cat' Object Slots
getUpperBound Methods for Accessing 'Cat' Object Slots
getUpperBound-method Methods for Accessing 'Cat' Object Slots
getZ Methods for Accessing 'Cat' Object Slots
getZ-method Methods for Accessing 'Cat' Object Slots
gpcm Computerized Adaptive Testing Generalized Partial Credit Model
gpcmCat Computerized Adaptive Testing Generalized Partial Credit Model
gpcmCat-method Computerized Adaptive Testing Generalized Partial Credit Model
gpcm_cat gpcm Cat Object
grm Computerized Adaptive Testing Graded Response Model
grmCat Computerized Adaptive Testing Graded Response Model
grmCat-method Computerized Adaptive Testing Graded Response Model
grm_cat grm Cat Object

-- I --

initialize-method Computerized Adaptive Testing Survey (catSurv) Object

-- L --

likelihood Likelihood of the Specified Response Set
likelihoodKL Expected Kullback-Leibler Information, Weighted by Likelihood
lookAhead Look Ahead to Select Next Item
ltm Computerized Adaptive Testing Latent Trait Model
ltmCat Computerized Adaptive Testing Latent Trait Model
ltmCat-method Computerized Adaptive Testing Latent Trait Model
ltm_cat ltm Cat Object

-- M --

makeTree Make Tree of Possible Question Combinations

-- N --

nfc Need For Cognition
npi Narcissistic Personality Inventory

-- O --

obsInf Observed Information

-- P --

polknowMT MTurk Political Knowledge
polknowTAPS TAPS Political Knowledge
posteriorKL Expected Kullback-Leibler Information, Weighted by the Prior
prior Evaluate the Prior Density Distribution at Position 'x'
probability Probability of Responses to a Question Item or the Left-Cumulative Probability of Responses

-- S --

selectItem Select Next Item
setAnswers<- Methods for Setting Value(s) to 'Cat' Object Slots
setAnswers<--method Methods for Setting Value(s) to 'Cat' Object Slots
setDifficulty<- Methods for Setting Value(s) to 'Cat' Object Slots
setDifficulty<--method Methods for Setting Value(s) to 'Cat' Object Slots
setDiscrimination<- Methods for Setting Value(s) to 'Cat' Object Slots
setDiscrimination<--method Methods for Setting Value(s) to 'Cat' Object Slots
setEstimation<- Methods for Setting Value(s) to 'Cat' Object Slots
setEstimation<--method Methods for Setting Value(s) to 'Cat' Object Slots
setEstimationDefault<- Methods for Setting Value(s) to 'Cat' Object Slots
setEstimationDefault<--method Methods for Setting Value(s) to 'Cat' Object Slots
setGainOverride<- Methods for Setting Value(s) to 'Cat' Object Slots
setGainOverride<--method Methods for Setting Value(s) to 'Cat' Object Slots
setGainThreshold<- Methods for Setting Value(s) to 'Cat' Object Slots
setGainThreshold<--method Methods for Setting Value(s) to 'Cat' Object Slots
setGuessing<- Methods for Setting Value(s) to 'Cat' Object Slots
setGuessing<--method Methods for Setting Value(s) to 'Cat' Object Slots
setInfoThreshold<- Methods for Setting Value(s) to 'Cat' Object Slots
setInfoThreshold<--method Methods for Setting Value(s) to 'Cat' Object Slots
setLengthOverride<- Methods for Setting Value(s) to 'Cat' Object Slots
setLengthOverride<--method Methods for Setting Value(s) to 'Cat' Object Slots
setLengthThreshold<- Methods for Setting Value(s) to 'Cat' Object Slots
setLengthThreshold<--method Methods for Setting Value(s) to 'Cat' Object Slots
setLowerBound<- Methods for Setting Value(s) to 'Cat' Object Slots
setLowerBound<--method Methods for Setting Value(s) to 'Cat' Object Slots
setModel<- Methods for Setting Value(s) to 'Cat' Object Slots
setModel<--method Methods for Setting Value(s) to 'Cat' Object Slots
setPriorName<- Methods for Setting Value(s) to 'Cat' Object Slots
setPriorName<--method Methods for Setting Value(s) to 'Cat' Object Slots
setPriorParams<- Methods for Setting Value(s) to 'Cat' Object Slots
setPriorParams<--method Methods for Setting Value(s) to 'Cat' Object Slots
setSelection<- Methods for Setting Value(s) to 'Cat' Object Slots
setSelection<--method Methods for Setting Value(s) to 'Cat' Object Slots
setSeThreshold<- Methods for Setting Value(s) to 'Cat' Object Slots
setSeThreshold<--method Methods for Setting Value(s) to 'Cat' Object Slots
setters Methods for Setting Value(s) to 'Cat' Object Slots
setUpperBound<- Methods for Setting Value(s) to 'Cat' Object Slots
setUpperBound<--method Methods for Setting Value(s) to 'Cat' Object Slots
setZ<- Methods for Setting Value(s) to 'Cat' Object Slots
setZ<--method Methods for Setting Value(s) to 'Cat' Object Slots
simulateThetas Simulates Estimates of Ability Parameters for a Dataset of Response Profiles
storeAnswer Update Answer to Single Item
storeAnswer-method Update Answer to Single Item

-- T --

tpm Computerized Adaptive Testing Birnbaum's Three Parameter Model
tpmCat Computerized Adaptive Testing Birnbaum's Three Parameter Model
tpmCat-method Computerized Adaptive Testing Birnbaum's Three Parameter Model
tpm_cat tpm Cat Object