Re: [R] lmer, p-values and all that

2013-04-03 Thread Nutter, Benjamin
titative Health Sciences   Cleveland Clinic  |  9500 Euclid Ave.  |  Cleveland, OH 44195  | (216) 445-1365 -Original Message- From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On Behalf Of Ben Bolker Sent: Wednesday, March 27, 2013 10:34 PM To: David Winsemius Cc:

Re: [R] lmer, p-values and all that

2013-03-27 Thread Ben Bolker
On 13-03-27 10:10 PM, David Winsemius wrote: > > On Mar 27, 2013, at 7:00 PM, Ben Bolker wrote: > >> Michael Grant colorado.edu> writes: >>> Dear Help: >> >>> I am trying to follow Professor Bates' recommendation, quoted by >>> Professor Crawley in The R Book, p629, to determine whether I should

Re: [R] lmer, p-values and all that

2013-03-27 Thread Nicole Ford
i did find this for you, down towards the end, they discuss the anova method. i am on my way to a bayesian analysis/lmer is a step towards that- so i won't be doing anova. i can't be of much specific help with that question, but here you go. https://stat.ethz.ch/pipermail/r-sig-mixed-models/20

Re: [R] lmer, p-values and all that

2013-03-27 Thread Nicole Ford
i meant to add, i am not sure if an "example" lmer model woulf be helpful, since i can't see the OP. On Mar 27, 2013, at 10:13 PM, Nicole Ford wrote: > i literally just ran one. > > when i ran one of mine and the did summary(mod) i get the following: > >> mod <- lmer(dem ~ xbar + cpi + (1 | c

Re: [R] lmer, p-values and all that

2013-03-27 Thread Nicole Ford
i literally just ran one. when i ran one of mine and the did summary(mod) i get the following: > mod <- lmer(dem ~ xbar + cpi + (1 | country), data=wvsAB) > summary(mod) Linear mixed model fit by REML Formula: dem ~ xbar + cpi + (1 | country) Data: wvsAB AIC BIC logLik deviance REMLdev

Re: [R] lmer, p-values and all that

2013-03-27 Thread David Winsemius
On Mar 27, 2013, at 7:00 PM, Ben Bolker wrote: > Michael Grant colorado.edu> writes: > >> >> >> Dear Help: > >> I am trying to follow Professor Bates' recommendation, quoted by >> Professor Crawley in The R Book, p629, to determine whether I should >> model data using the 'plain old' lm func

Re: [R] lmer, p-values and all that

2013-03-27 Thread Ben Bolker
Michael Grant colorado.edu> writes: > > > Dear Help: > I am trying to follow Professor Bates' recommendation, quoted by > Professor Crawley in The R Book, p629, to determine whether I should > model data using the 'plain old' lm function or the mixed model > function lmer by using the syntax