[R-sig-ME] How to convert the formula from LME4 to NLME?
Ben Bolker
bbolker at gmail.com
Thu May 10 18:12:43 CEST 2012
ONKELINX, Thierry <Thierry.ONKELINX at ...> writes:
>
> Michael,
> This formula is nonsens since you're fitting
> two random intercepts on the same grouping factor.
> (fm9 <- lmer(Reaction ~ 1 + Days + (1+Days|Subject),
> sleepstudy, REML = FALSE)) is more sensible.
> And translates to
> lme(Reaction ~ 1 + Days,
> random = ~1+Days|Subject, sleepstudy, method = "ML")
>
By the way, if anyone wants to start an "lme to lmer translation"
section or table on http://glmm.wikidot.com/faq , they're more
than welcome to do so ...
Ben Bolker
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