ECDMs with R
I Preface
Welcome
1
Introduction to Exploratory Cognitive Diagnostic Models
1.1
Installation
1.2
Loading the Package
1.3
Supplementary Data Sets
1.4
Help!
1.5
Notation
2
simcdm: Simulate Cognitive Diagnostic Model Data
2.1
Matrix Simulation
2.1.1
Attribute profile simulation
2.1.2
Identifiable Q Matrix Simulation
2.2
DINA Simulation
2.2.1
DINA Item Simulation
2.2.2
DINA Attribute Simulation
2.3
rRUM Simulation
2.3.1
Simulate rRUM items
3
EDINA: Exploratory Deterministic Input, Noisy “And” Gate
3.1
Methodology
3.2
Single Model Estimation
3.2.1
Structure of EDINA
3.2.2
Extracting the Q Matrix
3.2.3
Extracting the Model Coefficients
3.2.4
Check Identifiability
3.3
Comparing Multiple Models
3.3.1
Best Model
3.3.2
Visually Comparing Models
References
Source
Exploratory Cognitive Diagnostic Models
References