Parameters

Stem Count

Tree Height

Basal Area

Total Wood Volume

ha−1

m

m2 ha−1

m3 ha−1

Coeff.

St. Error

t-value

Coeff.

St. Error

t-value

Coeff.

St. Error

t-value

Coeff.

St. Error

t-value

a

3.00

0.40

7.5

85.5

1.4

61.5

472

42

11.3

3782

597

6.3

b

Age adjustor

0.46

0.04

10.7

0.090

0.001

64.0

0.044

0.002

20.2

0.029

0.002

13.7

c

White spruce adjustor

−0.24

0.01

−17.0

0.035

0.006

5.8

0.107

0.016

6.8

0.25

0.03

9.6

d

f(DTW) exponent

1.24

0.02

55.1

1.43

0.01

106.7

1.60

0.04

39.6

1.57

0.03

53.0

e

Stem count exponent

not applicable

−0.42

0.015

-27.7

-0.15

0.04

-3.9

0.09

0.05

1.8

f

Pre-commercial thinning adjustor

−0.068

0.019

−3.5

−0.042

0.006

−6.6

0.017

0.020

0.9

0.074

0.025

3.0

g

Commercial thinning adjustor

−0.58

0.03

−19.2

−0.25

−0.02

16.5

−0.50

0.03

−16.4

−0.25

0.05

−5.0

R2

0.239

0.583

0.414

0.535