Geoscience Reference
In-Depth Information
TABLE 11.2
Computer Output from the Linear Mixed-Effects Analysis of the Random Intercept
Model
Linear Mixed-Effects Model Fit
AIC
BIC
logLik
−251
−240
129
Random Effects
Formula: ~1 | Station
(Intercept)
Residual
Standard Deviation:
0.0222
0.0747
Fixed Effects: merc_conc ~ year
Standard
Error
Value
t
Value
p
Value
(Intercept)
0.1864
0.01463
12.74
0
Year
0.0131
0.00198
6.63
0
TABLE 11.3
Computer Output from the Linear Mixed-Effects Analysis of the Random
Coefficients Model
Linear Mixed-Effects Model Fit
AIC
BIC
logLik
−253.164
−236.54
132.582
Random Effects
Formula: ~year | Station
Structure: General positive-definite, Log-Cholesky parameterization
StdDev
Corr
(Intercept)
0.02939642
(Intr)
Year
0.00735664
-0.8220
Residual
0.07032382
Fixed Effects: merc_conc ~ year
Standard
Error
Value
t
Value
p
Value
(Intercept)
0.1864092
0.01523949
12.23199
0
Year
0.0121057
0.00297831
4.40038
0
Correlation:
(Intr)
Year
-0.811
