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Table 4 Model fit statistics from fitting variants of Equation 7 to the Kaingaroa dataset

From: The influence of initial and post-thinning stand density on Douglas-fir branch diameter at two sites in New Zealand

Model fitted

Mean residual (mm)

Standard deviation

Range of residuals (mm)

Error mean square

1. Equation 7: individual trees

−0.050

8.49

−31.0 to 24.6

 

2. Equation 7, 8, and 9: all trees

−0.040

10.61

−26.8 to 40.0

113.5

3. Equation 7 and 8: all trees

−0.025

10.63

−27.0 to 37.6

113.7

  1. There were 364 individual observations in the dataset