search for: ng7

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2012 Jun 22
3
removing NA from a data frame
...is pretty similar: use <- complete.cases ( ex10 ) ex10ss<-ex10s[use,] which leads to the same result. Stuart Dr Stuart John Leask DM FRCPsych MB Mchir Clinical Senior Lecturer and Honorary Consultant Pychiatrist Institute of Mental Health, Innovation Park Triumph Road, Nottingham, Notts. NG7 2TU. UK Tel. +44 115 82 30419 stuart.leask@nottingham.ac.uk<mailto:stuart.leask@nottingham.ac.uk> Google 'Dr Stuart Leask' This message and any attachment are intended solely for the addressee and may contain confidential information. If you have received this message in error, plea...
2008 Nov 13
2
CROSSTABULATION
...nt. Thus the resulting table shrinks to 3x2. I want it to be 3x3 with zero column corresponding to the missing category. Moreover, I have tried but failed to give the dimension names. -- Sohail Chand PhD Scholar C3b Pope Building School of Mathematical Sciences University of Nottingham Nottingham NG7 2RD UK Lecturer (On Study Leave) Institute of Statistics University of the Punjab Quaid-i-Azam Campus, Lahore (Pakistan) [[alternative HTML version deleted]]
2002 Sep 13
1
Contrasts in ANOVA table
Hello All, Is there a way of producing an ANOVA table split into contrasts, thus showing the contrasts sums of squares and associated p-values? Thanks, Martin. Martin Hoyle, School of Life and Environmental Sciences, University of Nottingham, University Park, Nottingham, NG7 2RD, UK Webpage: http://myprofile.cos.com/martinhoyle -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "bod...
2005 Apr 13
1
Fluctuating asymmetry and measurement error
Hi all, Has anyone tested for FA in R? I need to seperate out the variance due to measurement error from variation between individuals (following Palmer & Strobeck 1986). Andy Higginson Animal Behaviour and Ecology Research Group School of Biology University of Nottingham NG7 2RD U.K. This message has been checked for viruses but the contents of an attachment may still contain software viruses, which could damage your computer system: you are advised to perform your own checks. Email communications with the University of Nottingham may be monitored as permitted by UK...
2003 Aug 27
2
Basic GLM: residuals definition
...65 of Annette Dobson's book says that GLM (unstandardised) residuals are calculated by analogy with the Normal case. So where am I going wrong? Thanks for your attention. Martin. Martin Hoyle, School of Life and Environmental Sciences, University of Nottingham, University Park, Nottingham, NG7 2RD, UK Webpage: http://myprofile.cos.com/martinhoyle
2002 Apr 15
1
Nested ANOVA with covariates
...+ electic + electic:plate + cadmium:elecric+ cadmium:elecric:plate + Error(??????)) I don't really know what to put in the error. Thanks v much for your time. Regards, Martin. Martin Hoyle, School of Life and Environmental Sciences, University of Nottingham, University Park, Nottingham, NG7 2RD, UK -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "body", not the subject !) To: r-help-request...
2010 Jan 07
1
Quantreg - 'could not find function"rq"'
...experienced with R so I'm struggling to work out what may be going wrong - does anyone have any suggestions!? Many thanks Lauren --_______________________________________ Lauren Gough - Postgraduate Research Student University of Nottingham, School of Geography, Nottingham, NG7 2RD Tel: +44 (0)115 8467052 Email: lgxlg1@nottingham.ac.uk <mailto:lgxkl2@nottingham.ac.uk> P Consider the environment. Please don't print this e-mail unless you really need to. This message has been checked for viruses but the contents of an attachment may still contain softwar...
2011 Mar 23
1
R CMD check: building indices error
...R with the new kernel? Version du système : Mac OS X 10.6.7 (10J869) Version du noyau : Darwin 10.7.0 -- Dr Didier G. Leibovici Centre for Geospatial Science (CGS) The Nottingham Geospatial Building (NGB) University of Nottingham Innovation Park Triumph Road Nottingham NG7 2TU Tel: +44(0)115 82 32760 fax: +44(0)115 95 15249 http://www.nottingham.ac.uk/cgs/people/didier.leibovici This message and any attachment are intended solely for the addressee and may contain confidential information. If you have received this message in error, please send it back to m...
2003 Apr 08
2
Basic LME
...ot;ML") Anova(Model.lme2, Model.lme3) Giving likelihood ratio=0.102, with p=0.749, which is slightly different to the p values of 0.758 above. Thanks for your attention, Martin. Martin Hoyle, School of Life and Environmental Sciences, University of Nottingham, University Park, Nottingham, NG7 2RD, UK Webpage: http://myprofile.cos.com/martinhoyle
2007 Jan 17
2
Effect size in GLIM models
...e we need to compare individual factors (say host age) across a range of infections. Any advice will be most gratefully appreciated. I can send you a worked example if you require more information. Jerzy. M. Behnke, The School of Biology, The University of Nottingham, University Park, NOTTINGHAM, NG7 2RD Tel: +0044 (0) 115 951 3208 Fax: +0044 (0) 115 951 3251 http://www.nottingham.ac.uk/biology/contact/academics/behnke/overview.ph tml?P=1&R=1&S=&ID=11&from=iai&m1=&m2= Useful links to field stations: http://www.quintastudies.info/index.htm This message has been check...
2002 Oct 31
1
Re: gregmisc version 0.7.3 now available
Dear Greg, Thanks for the new release. The decomposition of the SSQ is just what I need! Regards, Martin. Martin Hoyle, School of Life and Environmental Sciences, University of Nottingham, University Park, Nottingham, NG7 2RD, UK Webpage: http://myprofile.cos.com/martinhoyle >>> gregory_r_warnes at groton.pfizer.com 10/30/02 07:16PM >>> Version 0.7.3 of the gregmisc package is now available on CRAN. A compiled windows package has also been sent to Brian Ripley for inclusion in the windows packa...
2003 Aug 12
1
Negative binomial theta
..." in library(MASS) to test for a significant difference in the aggregation parameter "theta" between the three levels of a factor. Any help gratefully received! Martin. Martin Hoyle, School of Life and Environmental Sciences, University of Nottingham, University Park, Nottingham, NG7 2RD, UK Webpage: http://myprofile.cos.com/martinhoyle
2003 Aug 15
0
quasipoisson, test="F" or "Chi"
...ispersed, use quasipoisson, drop1(model, test="Chi"), 2: If not overdispersed, use (poisson or quasipoisson), drop1(model, test="Chi"). Thanks for your time, Martin. Martin Hoyle, School of Life and Environmental Sciences, University of Nottingham, University Park, Nottingham, NG7 2RD, UK Webpage: http://myprofile.cos.com/martinhoyle
2010 Apr 30
2
RBloomberg for 2.11 ?
Dear R Users, Is there a version of the Windows binary for RBloomberg that works with R 2.11 ? Thanks in advance, Tolga This email is confidential and subject to important disclaimers and conditions including on offers for the purchase or sale of securities, accuracy and completeness of information, viruses, confidentiality, legal privilege, and legal entity disclaimers, available at
2002 Sep 11
0
Contrasts with interactions
...10 I know that treatment1 represents this contrast. The term treatment1:block5 is significant. Please can anyone tell me how I can interpret this? Thanks for reading this far! Martin. Martin Hoyle, School of Life and Environmental Sciences, University of Nottingham, University Park, Nottingham, NG7 2RD, UK Webpage: http://myprofile.cos.com/martinhoyle -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "body&...
2002 Oct 14
3
normalizing data sets
Hi, Can someone tell me how to normalize a data set so that the mean of the set is 0 and the variance is 1. As I understand, when you calculate the principle components of a data set through correlation as < princomp( dataset, cor=T ) > then a similar calculation is performed. I would like to know how I can perform such a calulation directly. Any help would be greatly appreciated. Many
2000 Jul 02
1
X11 font problem
...mments and/or advice would be gratefully received. Cheers, David =================================================================== Dr David Peebles ESRC Centre for Research in Development, Instruction and Training School of Psychology, University of Nottingham, University Park, Nottingham, NG7 2RD, UK. email: djp at psychology.nottingham.ac.uk tel: 0 115 951 5292 fax: 0 115 951 5324 international: +44 115 951 ---- url: http://www.psychology.nottingham.ac.uk/staff/David.Peebles/ =================================================================== -.-.-.-.-.-....
2012 Oct 23
10
How to pick colums from a ragged array?
...olumn from the ragged array. I hope someone can help. My ugly code is below, with some data for testing. Stuart Dr Stuart John Leask DM FRCPsych MB BChir MA Clinical Senior Lecturer and Honorary Consultant Pychiatrist Institute of Mental Health, Innovation Park Triumph Road, Nottingham, Notts. NG7 2TU. UK Tel. +44 115 82 30419 stuart.leask@nottingham.ac.uk<mailto:stuart.leask@nottingham.ac.uk> Google 'Dr Stuart Leask' ID <- c(58,58,58,58,167,167,323,323,323,323,323,323,323 ,547,794,814,814,814,814,814,814,841,841,841,841,841 ,841,841,841,841,910,910,910,910,910,910,999,101...
2002 Oct 13
1
barplot(): X-Axis Labels
Hello all. I have a simple barplot with sixteen different segments. When I plot my data, only five or six of the labels are showing in the x-axis. How do go get them all to show? Can I set them at a 45.degree angle? Thank you. Jess -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send
2002 Oct 12
6
Learning R: which book to choose?
I am new to R. I am going to by one of the following book: 1. William N. Venables and Brian D. Ripley. Modern Applied Statistics with S-Plus. Third Edition. Springer, 1999. ISBN 0-387-98825-4. 2. The Fourth Edition of the book from point 1. 3. `S Programming' by W. N. Venables and B. D. Ripley Springer. ISBN 0-387-98966-8, 2000. I can only by one of the above books. Q1. I have found