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...le) } pred #______________________ end of R code Ross Darnell -- School of Health and Rehabilitation Sciences University of Queensland, Brisbane QLD 4072 AUSTRALIA Email: <r.darnell at uq.edu.au> Phone: +61 7 3365 6087 Fax: +61 7 3365 4754 Room:822, Therapies Bldg. http://www.shrs.uq.edu.au/shrs/school_staff/ross_darnell.html

.... The NA values in ddist seem to be the problem but I don't understand the datadist information. Can anyone help explain why this is failing. Thanks Ross Darnell -- University of Queensland, Brisbane QLD 4067 AUSTRALIA Email: <r.darnell at uq.edu.au> Phone +61 7 3365 6087 http://www.shrs.uq.edu/shrs/school_staff/ross_darnell.html

...<- function(){ x <- eval(parse(text=trace.dialog())) plot(x,type="l") invisible() } Help much appreciated Ross Darnell -- University of Queensland, Brisbane QLD 4067 AUSTRALIA Email: <r.darnell at uq.edu.au> Phone: +61 7 3365 6087 Fax: +61 7 3365 4754 http://www.shrs.uq.edu.au/shrs/school_staff/ross_darnell.html

...;s'teps. my.hist <- hist(x,plot=FALSE) plot(my.hist$breaks,c(0,my.hist$counts),type='s') I would appreciate help Ross Darnell -- University of Queensland, Brisbane QLD 4067 AUSTRALIA Email: <r.darnell at uq.edu.au> Phone: +61 7 3365 6087 Fax: +61 7 3365 4754 http://www.shrs.uq.edu.au/shrs/school_staff/ross_darnell.html

..."r2" nufactor <- order(oldfactor,order=c("b1","r1","b2","r2")) # my fabricated function levels(nufactor) "b1" "r1" "b2" "r2" Thanks in advance for any help. Regards Ross Darnell -- Email r.darnell at shrs.uq.edu.au -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- 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-reque...

...) value looks OK but the min(y) looks like the second largest value. > ymin <- min(y) > ymax <- max(y) > segments(1000,ymin,1000,ymax) doesn't make any difference. Can I draw a (one) line that crosses both graphs? Thanks Ross Darnell -- Ross Darnell Email: <r.darnell at shrs.uq.edu.au>

I would like to "keep" the call formulae from the stepAIC sequence. Does anyone know of an example showing how to use the keep argument? Help would be much appreciated. Ross Darnell Email: <r.darnell at shrs.uq.edu.au>

Dear R-Helpers, I have a large data matrix, which contains missing data. The matrix looks something like this: 1) X X X X X X NA NA NA 2) NA NA NA NA X X X X X 3) NA NA X X X X NA NA NA 4) X X X X X X X X X 5) X X NA NA X NA NA NA NA and so on. Notice that the first row starts with complete data but ends with missing. The second row starts with missing, but the rest is

Dear R community: it is possible to replace NA?s in a data frame with zeroes? what should I do? Thanks in advance Juan Pablo _________________________________________________________________ MSN Photos es la manera m?s sencilla de compartir e imprimir sus fotos: http://photos.latam.msn.com/Support/WorldWide.aspx -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-

...Version 5.00 DrWtsn32 Copyright (C) 1985-1999 Microsoft Corp. All rights reserved. Application exception occurred: App: (pid=1292) When: 10/24/2002 @ 17:37:59.435 Exception number: c0000005 (access violation) *----> System Information <----* Computer Name: SHRS-LVL8-RD User Name: rdarnell Number of Processors: 1 Processor Type: x86 Family 15 Model 2 Stepping 4 Windows 2000 Version: 5.0 Current Build: 2195 Service Pack: 2 Current Type: Uniprocessor Free Registered Organization: University of Q...

I cannot find the glmmNQ function in the MASS package (or anywhere else I have tried) mentioned on page 296 of MASS4. I would appreciate directions. Thanks -- Ross Darnell

I am getting the following when trying to write a dataframe to a file. I would appreciate any advice to where the problem lies. Thanks Ross Darnell > write.table(all,file="agree.csv",row.names=F) Error in "rownames<-"(*tmp*, value = row.names(x)) : length of dimnames[1] not equal to array extent > is.data.frame(all) [1] TRUE > dim(all) [1] 854 18 >