search for: 9jz

Displaying 8 results from an estimated 8 matches for "9jz".

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2008 Jun 28
2
String concatenation
...gth(v)) res = paste(res,v[i],sep="") res } e.g. > concat(c("12","3","45")) [1] "12345" Cheers, Andy -- Andy Fugard, Postgraduate Research Student Psychology (Room F3), The University of Edinburgh, 7 George Square, Edinburgh EH8 9JZ, UK Mobile: +44 (0)78 123 87190 http://www.possibly.me.uk The University of Edinburgh is a charitable body, registered in Scotland, with registration number SC005336.
2008 Sep 01
1
Polychoric and tetrachoric correlation
...correlations? My guess would be mat = hetcor(dataframe) mat$correlation - (1.96 * mat$std.errors) mat$correlation + (1.96 * mat$std.errors) Thanks, Andy -- Andy Fugard, Postgraduate Research Student Psychology (Room S6), The University of Edinburgh, 7 George Square, Edinburgh EH8 9JZ, UK +44 (0)78 123 87190 http://figuraleffect.googlepages.com/ The University of Edinburgh is a charitable body, registered in Scotland, with registration number SC005336.
2007 Feb 25
1
Repeated measures logistic regression
...dized betas (though I recently learned that they're thoroughly evil). 6. Is there anyway to get a p-value for goodness of fit? Many thanks for any help, Andy -- Andy Fugard, Postgraduate Research Student Psychology (Room F15), The University of Edinburgh, 7 George Square, Edinburgh EH8 9JZ, UK Mobile: +44 (0)78 123 87190 http://www.possibly.me.uk
2007 Feb 25
3
Random Integers
Hi all, Is there an R function to generate random integers? Thanks in advance. Sincerely Anup --------------------------------- Now that's room service! Choose from over 150,000 hotels [[alternative HTML version deleted]]
2007 May 14
1
New mailing list: R for psychology research
...uk/archives/psych-r.html and click "Join or leave the list (or change settings)" You can also peruse the archives from that page. Best wishes, Andy -- Andy Fugard, Postgraduate Research Student Psychology (Room F15), The University of Edinburgh, 7 George Square, Edinburgh EH8 9JZ, UK Mobile: +44 (0)78 123 87190 http://www.possibly.me.uk
2010 Oct 22
1
scale,centre,and get more interactions
...ffect effects (which I can understand), but also on the variance of the fixed effect coefficients, leading to the huge differences in some case (interactions emerge). What is going on? Baris -- SB Demiral, PhD. Department of Psychology 7 George Square The University of Edinburgh Edinburgh, EH8 9JZ UK Phone: +44 (0131) 6503063 [[alternative HTML version deleted]]
2007 Mar 06
2
Estimating parameters of 2 phase Coxian using optim
Hi, My name is Laura. I'm a PhD student at Queen's University Belfast and have just started learning R. I was wondering if somebody could help me to see where I am going wrong in my code for estimating the parameters [mu1, mu2, lambda1] of a 2-phase Coxian Distribution. cox2.lik<-function(theta, y){ mu1<-theta[1] mu2<-theta[2] lambda1<-theta[3]
2008 Aug 09
2
xy plot in version 2.7.1 for Mac (PR#12520)
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