Table 3.
Summary of the predictor variables significantly related to the number of leaf primordia per bud (dependent variable) of sample I, as selected in three steps of stepwise regression
| Step | |||
| 1 | 2 | 3 | |
| Slope | 4·7 | 3·0 | 3·5 |
| Bud position | |||
| Slope | –0·15 | –0·17 | –0·17 |
| t | –12·9 | –16·8 | –17·2 |
| Parent–shoot length | |||
| Slope | 0·03 | 0·03 | |
| t | 12·7 | 13·1 | |
| Bud length | |||
| Slope | –0·21 | ||
| t | –3·1 | ||
| r 2 | 0·25 | 0·43 | 0·44 |
For each regression analysis, the regression coefficient (slope) and the student’s t‐ratio of each independent variable and the coefficient of determination of the regression (r2) are indicated.