Structural Equation Modeling: Theory and Applications in Forest Management

Table 1

Variance of observed variables and measurement error as average percent variance of the variable, with corresponding lower (0.025 quantile) and upper (0.975 quantile) limits^a.

Observed variable	Variance	Measurement error (%)	Lower limit (%)	Upper limit (%)
LSHERB	307.68	8.3	5.7	19.3
UNDER	1034.79	8.3	5.7	17.7
FLITTER	82.15	8.3	5.7	12.7
CLITTER	52.74	8.3	5.7	12.7
TREE	265.50	10.7	8.3	23.3
ln(TPH) × 10	64.67	4.0	2.7	7.3
ASPECT × 10	49.34	4.0	3.0	7.7
QMD	376.21	4.0	2.7	7.3
AGE	1680.37	10.0	5.0	15.0

^aThe average percent measurement errors were obtained from three expert opinion surveys: Maguire et al. [36].