The Q-Matrix Validation Methods Framework
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Documentation for package ‘Qval’ version 1.2.3
Help Pages
| CDM | Parameter Estimation for Cognitive Diagnosis Models (CDMs) by MMLE/EM or MMLE/BM Algorithm. |
| extract | Extract Components from Qval Package Objects |
| extract.CDM | Extract Components from Qval Package Objects |
| extract.fit | Extract Components from Qval Package Objects |
| extract.sim.data | Extract Components from Qval Package Objects |
| extract.validation | Extract Components from Qval Package Objects |
| fit | Calculate Fit Indices |
| get.beta | Calculate beta |
| get.Mmatrix | Calculate \mathbf{M} matrix |
| get.priority | Priority of Attribute |
| get.PVAF | Calculate PVAF |
| get.R2 | Calculate McFadden Pseudo-R2 |
| get.Rmatrix | Restriction Matrix |
| parallel_iter | A tool for the beta Method |
| plot | Plot Methods for Various Qval Objects |
| plot.CDM | Plot Methods for Various Qval Objects |
| plot.sim.data | Plot Methods for Various Qval Objects |
| plot.validation | Plot Methods for Various Qval Objects |
| Print Methods for Various Objects | |
| print.CDM | Print Methods for Various Objects |
| print.fit | Print Methods for Various Objects |
| print.sim.data | Print Methods for Various Objects |
| print.summary.CDM | Print Methods for Various Objects |
| print.summary.fit | Print Methods for Various Objects |
| print.summary.sim.data | Print Methods for Various Objects |
| print.summary.validation | Print Methods for Various Objects |
| print.validation | Print Methods for Various Objects |
| sim.data | Generate Response |
| sim.MQ | Simulate Mis-specifications in Q-matrix |
| sim.Q | Generate a Random Q-matrix |
| summary | Summary Methods for Various Objects |
| summary.CDM | Summary Methods for Various Objects |
| summary.fit | Summary Methods for Various Objects |
| summary.sim.data | Summary Methods for Various Objects |
| summary.validation | Summary Methods for Various Objects |
| update | Update Method for Various Objects |
| update.CDM | Update Method for Various Objects |
| update.fit | Update Method for Various Objects |
| update.sim.data | Update Method for Various Objects |
| update.validation | Update Method for Various Objects |
| validation | Perform Q-matrix Validation Methods |
| Wald.test | Wald Test for Two Q-vectors |
| zOSR | Calculate Over-Specification Rate (OSR) |
| zQRR | Calculate Q-matrix Recovery Rate (QRR) |
| zTNR | Calculate True-Negative Rate (TNR) |
| zTPR | Calculate True-Positive Rate (TPR) |
| zUSR | Calculate Under-Specification Rate (USR) |
| zVRR | Calculate Vector Recovery Ratio (VRR) |