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...rtRhidden rm(list=ls()) x <- rnorm(100) y <- runif(100) \stopRhidden \type{x} and \type{y} are randomly generated. \startR summary(lm(y~x)) pdf("xy.pdf") plot(y~x) dev.off() \stopR \placefigure{Y vs X}{\externalfigure[xy][width=.4\textwidth]} \stoptext Regards, Johan -- Johan Sandblom N8, MRC, Karolinska sjh t +46851776108 17176 Stockholm m +46735521477 Sweden "What is wanted is not the will to believe, but the will to find out, which is the exact opposite" - Bertrand Russell

Can anyone suggest a good non-parametric test, and an R implementation of the test, that allows for two or more factors? Wilcoxon signed rank allows for only one. Thanks, John John Sorkin M.D., Ph.D. Chief, Biostatistics and Informatics Baltimore VA Medical Center GRECC and University of Maryland School of Medicine Claude Pepper OAIC University of Maryland School of Medicine Division of

...C_MEASUREMENT=sv_SE.ISO-8859-15;LC_IDENTIFICATION=C attached base packages: [1] "methods" "stats" "graphics" "grDevices" "utils" "datasets" [7] "base" other attached packages: lattice "0.14-13" -- Johan Sandblom N8, MRC, Karolinska sjh t +46851776108 17176 Stockholm m +46735521477 Sweden "What is wanted is not the will to believe, but the will to find out, which is the exact opposite" - Bertrand Russell

Hello All, While trying to install Matrix package following error message came out: /usr/bin/ld: cannot find -lblas-3 collect2: ld returned 1 exit status make: *** [Matrix.so] Error 1 ERROR: compilation failed for package 'Matrix' ** Removing '/usr/lib/R/library/Matrix' ** Restoring previous '/usr/lib/R/library/Matrix' It seems that someting is missing. Have anybody

Hello! Could anyone please tell me how should I include R in a text section for References? Regards, Sara Mouro [[alternative HTML version deleted]]

Hello, I was hoping for some advice on improving a barplot. Below is the syntax I have used. I wanted to do two things differently How would I alter the syntax so that (a) the y-axis finishes at 25 and not 20, and (b) 'past ideation' and 'pastwk ideation' are coloured blue and 'past attempt' & 'past wk attempt' are coloured red ? I was also curious as to

Hi all, I know I shouldn't really expect the following to work, but it provokes a crash of the GUI on my computer (Win xp professional). --- >sessionInfo() Version 2.3.1 (2006-06-01) i386-pc-mingw32 attached base packages: [1] "methods" "stats" "graphics" "grDevices" "utils" "datasets" [7] "base"

Dear r-help reader, I have some problems with the aggregate function. My datframe looks like >frame Day Time V1 V2 1 M 0 3 NA 2 M 0 4 NA 3 M 0 5 2 4 M 1 NA 4 5 M 1 10 6 6 T 0 4 45 7 T 1 4 3 8 T 1 3 2 9 T 1 6 1 I used the aggegate function to obtain the mean in V1 and V2 over the grouping variable Time and Day