Table 7 Comparing students who attempted/did not attempt the quiz: mean (sd)
From: Investigating the causal relationships between badges and learning outcomes in SQL-Tutor
| Â | Not attempted (51) | Attempted (26) | Significant |
|---|---|---|---|
Pretest % | 56.65 (25.75) | 62.82 (26.66) | p = 0.33 |
Time-on-task (min) | 189.73 (153.89) | 397.88 (321.47) | t = 3.85, p < 0.001 |
Solved problems | 25.98 (19.09) | 60.00 (46.28) | t = 4.56, p < 0.001 |
Max problem complexity | 6.37 (1.93) | 7.77 (1.42) | t = 3.26, p < 0.005 |
Constraints | 244.24 (62.44) | 317.23 (63.09) | t = 4.83, p < 0.001 |
Student level | 3.22 (1.43) | 4.23 (1.88) | t = 2.64, p < 0.05 |
Posttest % | n = 13; 4.38 (2.93) | n = 8; 5.88 (3.72) | p = 0.08 |