Range | Mean | Standard deviation | Mean difference | t | P | η2 | Effect size | |
---|---|---|---|---|---|---|---|---|
Traditional rules (control group) n = 17 (17 students) | ||||||||
Pretest | 45% to 97% | 77% | 15.25 | 10% | – 4.98 | .000 | 0.61 | |
Posttest | 53% to 100% | 87% | 12.55 | |||||
Dr. Mosaik 1 n = 20 | ||||||||
Pretest | 56% to 100% | 66% | 8.46 | 20% | – 9.21 | .000 | 0.82 | 0.88 |
Posttest | 67% to 97% | 86% | 8.46 | |||||
Dr. Mosaik 2 n = 11 | ||||||||
Pretest | 56% to 86% | 64% | 16.7 | 26% | – 8.94 | .000 | 0.89 | 1.16 |
Posttest | 72% to 100% | 90% | 8.5 |