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Table 8 Confusion matrix of the RF algorithm

From: Educational data mining: prediction of students' academic performance using machine learning algorithms

  Predicted
< 32.5 32.5–55 55–77.5 ≥ 77.5 Sum
Actual < 32.5 60% 3.8% 1.2% 0.6% 38
32.5–55 26.7% 65.4% 9.5% 0.8% 154
55–77.5 10.0% 30.8% 71.2% 13.6% 1016
≥ 77.5 3.3% 0.0% 18.1% 84.9% 646
Sum 30 26 1320 478 1854