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R version 2.4.0 beta (2006-09-25 r39510)
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ISBN 3-900051-07-0

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> library(mlmRev)
Loading required package: lme4
Loading required package: Matrix
Loading required package: lattice
> options(show.signif.stars = FALSE)
> (fm1 <- lmer(langPOST ~ IQ.ver.cen+avg.IQ.ver.cen+(IQ.ver.cen|schoolNR),
+              bdf))
Linear mixed-effects model fit by REML 
Formula: langPOST ~ IQ.ver.cen + avg.IQ.ver.cen + (IQ.ver.cen | schoolNR) 
   Data: bdf 
   AIC   BIC logLik MLdeviance REMLdeviance
 15230 15264  -7609      15214        15218
Random effects:
 Groups   Name        Variance Std.Dev. Corr   
 schoolNR (Intercept)  8.07566 2.84177         
          IQ.ver.cen   0.20801 0.45608  -0.642 
 Residual             41.34967 6.43037         
number of obs: 2287, groups: schoolNR, 131

Fixed effects:
               Estimate Std. Error t value
(Intercept)    40.74958    0.28808  141.45
IQ.ver.cen      2.45983    0.08364   29.41
avg.IQ.ver.cen  1.40893    0.32374    4.35

Correlation of Fixed Effects:
            (Intr) IQ.vr.
IQ.ver.cen  -0.274       
avg.IQ.vr.c  0.029 -0.213
> q("no")