Table 5 Root mean squared error for the different branch diameter models
Model | Degrees of freedom | Root mean squared error (mm) |
|---|---|---|
No (= initial variance and standard deviation) | 6,967 | 16.65 |
Analysis of variance. Tree effect. | 6,936 | 15.45 |
Individual model with 5 parameters | 6,806 | 8.20 |
General model with fixed effects with 6 parameters | 6,962 | 9.07 |
General model with fixed and 2 random effects | 5,423 | 6.88 |