Information Criteria
Comparisons of Several Models
S3 Method for Extracting Expected Counts
Helper Function for Conducting Likelihood Ratio Tests
tools:::Rd_package_title("CDM")
S3 Method for Extracting Used Item Response Dataset
Utility Functions in CDM
S3 Method for Computing Observed and Expected Frequencies of Univariate and
Bivariate Marginals
Plot Item Response Functions
S3 Methods for Extracting of the Individual Likelihood and the Individual Posterior
S3 Methods for Computing Item Fit
S3 Method for Extracting a Parameter Table
Jackknifing an Item Response Model
Artificial Data: DINA and DINO
Individual Classification for Fitted Models
Dataset Student Questionnaire
Dataset from Book 'Diagnostic Measurement' of Rupp, Templin and
Henson (2010)
Several Datasets for the CDM Package
Wald Test for a Linear Hypothesis
Generation of a Replicate Design for IRT.jackknife
Likelihood Ratio Test for Model Comparisons
Classification Reliability in a CDM
Dataset ECPE
Dataset SDA6 (Jurich & Bradshaw, 2014)
S3 Methods for Extracting Factor Scores (Person Classifications)
Fraction Subtraction Dataset with Different Subsets of Data and Different
Q-Matrices
S3 Methods for Assessing Model Fit
S3 Method for Computation of Marginal Posterior Distribution
S3 Methods for Extracting Item Response Functions
MELAB Data (Li, 2011)
Large-Scale Dataset with Multiple Groups
DTMR Fraction Data (Bradshaw et al., 2014)
Cognitive Diagnostic Indices based on Kullback-Leibler Information
Dataset for Polytomous GDINA Model
Extract Estimated Item Parameters and Skill Class Distribution
Parameters
Dataset data.hr
(Ravand et al., 2013)
Dataset Jang (2009)
TIMSS 2003 Mathematics 8th Grade (Su et al., 2013)
Identifiability Conditions of the DINA Model
Discrimination Indices at Item-Attribute, Item and Test Level
Test-specific and Item-specific Entropy for Latent Class Models
PISA 2000 Reading Study (Chen & de la Torre, 2014)
Wald Statistic for Item Fit of the DINA and ACDM Rule for GDINA Model
Differential Item Functioning in the GDINA Model
Parameter Estimation for Mixed DINA/DINO Model
Variance Matrix of a Nonlinear Estimator Using the Delta Method
Q-Matrix Validation (Q-Matrix Modification) for Mixed DINA/DINO Model
Create Dataset with Group-Specific Items
Determination of a Statistically Equivalent DINA Model
Extract Log-Likelihood
fraction.subtraction.data
Fraction Subtraction Data
fraction.subtraction.qmatrix
Fraction Subtraction Q-Matrix
Deterministic Classification and Joint Maximum Likelihood Estimation
of the Mixed DINA/DINO Model
Calculation of Equivalent Skill Classes in the DINA/DINO Model
Evaluation of Likelihood
TIMSS 2007 Mathematics 4th Grade (Lee et al., 2011)
S-X2 Item Fit Statistic for Dichotomous Data
RMSEA Item Fit
Estimating the Generalized DINA (GDINA) Model
Expected Values and Predicted Probabilities from Item Response Response Models
S3 Methods for Plotting Item Probabilities
TIMSS 2011 Mathematics 4th Grade Austrian Students
Simulation of the GDINA model
Plot Method for Objects of Class din
General Diagnostic Model
Generalized Distance Discriminating Method
Numerical Computation of the Hessian Matrix
Ideal Response Pattern
personfit.appropriateness
Appropriateness Statistic for Person Fit Assessment
Print Method for Objects of Class summary.din
Simulate an Item Response Model
Prints summary
and sink
Output in a File
Summary Method for Objects of Class din
Opens and Closes a sink
Connection
Asymptotic Covariance Matrix, Standard Errors and Confidence Intervals
Skill Space Approximation
Tetrachoric or Polychoric Correlations between Attributes
Multiple Choice DINA Model
Constructing a Dataset with Sequential Pseudo Items for Ordered
Item Responses
Creation of a Hierarchical Skill Space
Data Simulation Tool for DINA, DINO and mixed DINA and DINO Data
Structured Latent Class Analysis (SLCA)
Assessing Model Fit and Local Dependence by Comparing Observed and Expected
Item Pair Correlations
Regularized Latent Class Analysis
Root Mean Square Deviation (RMSD) Item Fit Statistic