Cognitive Diagnosis Modeling

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Documentation for package ‘CDM’ version 2.7-7

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CDM-package Cognitive Diagnosis Modeling: The R Package 'CDM'
anova.din Likelihood Ratio Test for Model Comparisons
anova.gdina Likelihood Ratio Test for Model Comparisons
anova.gdm Likelihood Ratio Test for Model Comparisons
cdi.kli Cognitive Diagnostic Indices based on Kullback-Leibler Information
cdm.est.class.accuracy Classification Reliability in a CDM
coef.din Extract Estimated Item Parameters
coef.gdina Extract Estimated Item Parameters
coef.gdm Extract Estimated Item Parameters
Data-sim Artificial Data: DINA and DINO
data.dcm Dataset from Book 'Diagnostic Measurement' of Rupp, Templin and Henson (2010)
data.dtmr DTMR Fraction Data (Bradshaw et al., 2014)
data.ecpe Dataset ECPE
data.fraction1 Fraction Subtraction Dataset 1
data.fraction2 Fraction Subtraction Dataset 2
data.hr Dataset 'data.hr' (Ravand et al., 2013)
data.jang Dataset Jang (2009)
data.melab MELAB Data (Li, 2011)
data.mg Large-Scale Dataset with Multiple Groups
data.pgdina Dataset for Polytomous GDINA Model
data.sda6 Dataset SDA6 (Jurich & Bradshaw, 2014)
data.Students Dataset Student Questionnaire
data.timss03.G8.su TIMSS 2003 Mathematics 8th Grade (Su et al., 2013)
data.timss07.G4.lee TIMSS 2007 Mathematics 4th Grade (Lee et al., 2011)
din Parameter Estimation for Mixed DINA/DINO Model
din.deterministic Deterministic Classification and Joint Maximum Likelihood Estimation of the Mixed DINA/DINO Model
din.equivalent.class Calculation of Equivalent Skill Classes in the DINA/DINO Model
din.validate.qmatrix Q-Matrix Validation (Q-Matrix Modification) for Mixed DINA/DINO Model
equivalent.dina Determination of a Statistically Equivalent DINA Model
fraction.subtraction.data Fraction Subtraction Data
fraction.subtraction.qmatrix Fraction Subtraction Q-Matrix
gdd Generalized Distance Discriminating Method
gdina Function for Estimating the Generalized DINA (GDINA) Model
gdm General Diagnostic Model
ideal.response.pattern Ideal Response Pattern
itemfit.rmsea RMSEA Item Fit
itemfit.sx2 S-X2 Item Fit Statistic For Dichotomous Data
logLik.din Extract Log-Likelihood
logLik.gdina Extract Log-Likelihood
logLik.gdm Extract Log-Likelihood
modelfit.cor Assessing Model Fit and Local Dependence by Comparing Observed and Expected Item Pair Correlations
modelfit.cor.din Assessing Model Fit and Local Dependence by Comparing Observed and Expected Item Pair Correlations
modelfit.cor2 Assessing Model Fit and Local Dependence by Comparing Observed and Expected Item Pair Correlations
plot.din Plot Method for Objects of Class din
plot.gdina Function for Estimating the Generalized DINA (GDINA) Model
plot.itemfit.sx2 S-X2 Item Fit Statistic For Dichotomous Data
print.din Print Method for Objects of Class din
print.summary.din Print Method for Objects of Class summary.din
sequential.items Constructing a Dataset with Sequential Pseudo Items for Ordered Item Responses
sim.din Data Simulation Tool for DINA, DINO and mixed DINA and DINO Data
sim.dina Artificial Data: DINA and DINO
sim.dino Artificial Data: DINA and DINO
sim.gdina Simulation of the GDINA model
sim.gdina.prepare Simulation of the GDINA model
sim.qmatrix Artificial Data: DINA and DINO
skill.cor Tetrachoric Correlations between Attributes
skillspace.approximation Skill Space Approximation
skillspace.hierarchy Creation of a Hierarchical Skill Space
summary.din Summary Method for Objects of Class din
summary.gdina Function for Estimating the Generalized DINA (GDINA) Model
summary.gdm General Diagnostic Model
summary.itemfit.sx2 S-X2 Item Fit Statistic For Dichotomous Data
summary.modelfit.cor.din Assessing Model Fit and Local Dependence by Comparing Observed and Expected Item Pair Correlations