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...;t know which column of x contains all zeros until after x is created. Thanks! Anthony -- Anthony Steven Dick, Ph.D. Post-Doctoral Fellow Human Neuroscience Laboratory Department of Neurology The University of Chicago 5841 S. Maryland Ave. MC-2030 Chicago, IL 60637 Phone: (773)-834-7770 Email: adick at uchicago.edu Web: http://home.uchicago.edu/~adick/

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...insert_priv FROM user; +------+-------+-------------------------------------------+-------------+-------------+ | host | user | password | select_priv | insert_priv | +------+-------+-------------------------------------------+-------------+-------------+ | % | adick | *D2D62126137364E6FDFD43E4887123C99C4C6B57 | Y | Y | | % | root | *D2D62126137364E6FDFD43E4887123C99C4C6B57 | Y | Y | +------+-------+-------------------------------------------+-------------+-------------+ 2 rows in set (0.00 sec) But when I run the...

...sion to lmer of the bootstrapping linear models example in Venables and Ripley. Please excuse my rather terrible programming skills. I am always open to suggestions. Below the example I describe what methods I have tried. library(boot) library(lme4) dat<-read.table("http://www2.fiu.edu/~adick/downloads/toy2.dat", header = T) nboot<-1000 # number of bootstraps attach(dat) x<-dat[,2] # IV number 1 y<-dat[,4] # DV z<-dat[,3] # IV number 2 subj<-dat[,1] # random factor boot.fun<-function(data,i) { # function to resample residuals d<-data...

...I proceed, and would like to track down the reason for the difference. Thanks, Anthony -- Anthony Steven Dick, Ph.D. Post-Doctoral Fellow Human Neuroscience Laboratory Department of Neurology The University of Chicago 5841 S. Maryland Ave. MC-2030 Chicago, IL 60637 Phone: (773)-834-7770 Email: adick at uchicago.edu Web: http://home.uchicago.edu/~adick/

...mplement a stacked model comparison, for example as in LISREL or AMOS? Thanks, Anthony -- Anthony Steven Dick, Ph.D. Post-Doctoral Fellow Human Neuroscience Laboratory Department of Neurology The University of Chicago 5841 S. Maryland Ave. MC-2030 Chicago, IL 60637 Phone: (773)-834-7770 Email: adick at uchicago.edu Web: http://home.uchicago.edu/~adick/

...A for start values, how does sem determine the start value? Is there a default? Anthony -- Anthony Steven Dick, Ph.D. Post-Doctoral Fellow Human Neuroscience Laboratory Department of Neurology The University of Chicago 5841 S. Maryland Ave. MC-2030 Chicago, IL 60637 Phone: (773)-834-7770 Email: adick at uchicago.edu Web: http://home.uchicago.edu/~adick/

...e stacked model approach, but am not sure how to apply this to the interaction. Anthony -- Anthony Steven Dick, Ph.D. Post-Doctoral Fellow Human Neuroscience Laboratory Department of Neurology The University of Chicago 5841 S. Maryland Ave. MC-2030 Chicago, IL 60637 Phone: (773)-834-7770 Email: adick at uchicago.edu Web: http://home.uchicago.edu/~adick/

...always open to suggestions. Below the example I describe what methods I have tried (which is the reason for all of the unnecessary library calls). >library(snow) library(snowfall) library(boot) library(lme4) library(multicore) library(rlecuyer) dat<-read.table("http://www2.fiu.edu/~adick/downloads/toy2.dat", header = T) nboot<-1000 attach(dat) x<-dat[,2] y<-dat[,4] z<-dat[,3] subj<-dat[,1] m2.ph.fun<-function(data,i) { d<-data d$y<- d$fitted+d$res[i] as.numeric(coef(update(m2.fit,data=d))[1][[1]][1,c(1:4)])...

...emporaryTable2' already exists) 17 > series2 <- dbGetQuery(con, query.string2) -- Anthony Steven Dick, Ph.D. Post-Doctoral Fellow Human Neuroscience Laboratory Department of Neurology The University of Chicago 5841 S. Maryland Ave. MC-2030 Chicago, IL 60637 Phone: (773)-834-7770 Email: adick at uchicago.edu Web: http://home.uchicago.edu/~adick/

I want to use persp to graph my data and it keeps giving me the error increasing 'x' and 'y' values expected, even though my data is in increasing order with respect to x and y. Here is the code I'm currently using: bob= scan ("SBA3dataTaxonB.txt",what="char") labels = bob[1:3] bob=bob[-c(1,2,3)] bob=as.numeric(bob) bob=array(bob,dim=c(3, length(bob)/3))

...;= 0.00) ...and the script dies here because there are no data in "outliers". -- Anthony Steven Dick, Ph.D. Post-Doctoral Scholar Human Neuroscience Laboratory Biological Sciences Division University of Chicago 5841 S. Maryland Ave. MC-2030 Chicago, IL 60637 Phone: (773)-834-7770 Email: adick at uchicago.edu Alternate email: anthony at anthonymail.com