Table 2 Rubric item-wise statistics of the pre- and post-test scores
Achieving an integrated understanding of concepts and skills | Pre-test:mean (SD) | Post-test:mean (SD) | Effect size | Paired t test:sig. (p value) |
|---|---|---|---|---|
Understand the breeding context and corresponding hypothesis | 1.24 (0.64) | 1.27 (0.87) | 0.02 | 0.86 |
Design breeding experiment | 0.57 (0.55) | 0.65 (0.59) | 0.16 | 0.32 |
Predicted result of breeding experiment | 1.51 (1.15) | 1.78 (0.98) | 0.21 | 0.20 |
Statistical comparison | 1.19 (0.97) | 1.78 (0.89) | 0.64 | 0.00 |
Hypothesis conclusion | 0.30 (0.66) | 1.05 (0.97) | 0.72 | 0.00 |
Transfer to a new context | 0.70 (0.78) | 0.92 (0.89) | 0.26 | 0.10 |
Total | 5.51 (2.74) | 7.46 (2.91) | 0.65 | 0.00 |