| AIC | Akaike information criterion |
| AR | Auto-regressive |
| BCI | Bootstrapped confidence interval |
| BIC | Bayesian information criterion |
| CTT | Classical test theory |
| GLMM | Generalized Linear Multilevel Modeling |
| IRT | Item response theory |
| 1PL | One-parameter logistic |
| 2PL | Two-parameter logistic |
| 3PL | Three-parameter logistic |
| 4PL | Four-parameter logistic |
| RMSD | Root mean squared difference |
| SE | Standard error |
| SEM | Structural equation modeling |
| TAR | Threshold auto-regressive |
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