Research Article
Student Engagement Predictions in an e-Learning System and Their Impact on Student Course Assessment Scores
Table 8
Accuracy, kappa, and recall of the ML models used in the current study.
| Model | Accuracy (%) | Kappa | Recall |
| Decisions tree | 85.91 | 0.534 | 0.934 | JRIP | 83.27 | 0.621 | 0.934 | J48 | 88.52 | 0.630 | 0.947 | Gradient-boosted trees | 86.43 | 0.503 | 0.910 | CART | 82.25 | 0.572 | 0.893 | Naïve Bayes | 82.93 | 0.408 | 0.900 |
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