Table 6.
Revealed preferences, obtained by regressing the overall evaluation score on the evaluation scores of individual criteria.
| Individual criteria | Coef. | Std. Err. | P>t |
|---|---|---|---|
| Constant | −0.0350 | 0.0186 | 0.060 |
| Yield | 0.2295 | 0.0075 | 0.000 |
| Early maturing | 0.0993 | 0.0069 | 0.000 |
| Cob size | 0.0880 | 0.0073 | 0.000 |
| Number of cobs | 0.0826 | 0.0075 | 0.000 |
| Foliar diseases resistance | 0.0724 | 0.0071 | 0.000 |
| Germination/Crop stand | 0.0707 | 0.0066 | 0.000 |
| Lodging resistance | 0.0662 | 0.0068 | 0.000 |
| Barrenness level | 0.0657 | 0.0071 | 0.000 |
| Drought resistance | 0.0611 | 0.0074 | 0.000 |
| Biomass | 0.0481 | 0.0073 | 0.000 |
| Cob rot resistance | 0.0458 | 0.0069 | 0.000 |
| Stalk borer resistance | 0.0357 | 0.0072 | 0.000 |
| Number of observations | 14905 | ||
| R-squared | 0.6294 | ||
| Root MSE | 0.69286 |