| Regression equation | Sources of variance | Quadratic sum | df | Mean square | F value | P value |
|
| Return variance | 12762.19 | 3 | 4016.194 | 57.0962 | 0.0011 |
Plant height |
| Remaining variance | 312.8671 | 4 | 74.1526 |
|
|
|
| Total variance | 12882.35 | 7 | 1860.974 |
|
|
|
| R = 0.9881 | R2 = 0.9763 |
|
|
|
|
|
| Return variance | 102.7231 | 3 | 34.241 | 59.1547 | 0.0011 |
Stem diameter |
| Remaining variance | 2.6228 | 4 | 0.6483
|
|
|
|
| Total variance | 112.4332 | 7 | 15.4637 |
|
|
|
| R = 0.9881 | R2 = 0.9764 |
|
|
|
|