[R] Change plot order in lattice xyplot

Greetings, I am writing with a question regarding plotting using the xyplot command in lattice. I currently have the commands shown below, but I need to produce a plot that orders the Month variable differently. I was told to use the lattice.options command (shown below) to change the plot orde

[R] Tukey test on ANCOVA

Greetings! I have one quick question: How do you do a Tukey test on an ANCOVA? Thanks for any tips! -Paul __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/po

[R] Fonts and axes using persp3d

el.Dens <- matrix(YaoRasPred$fit, nrow=17 , byrow=F) # use predict instead here library(rgl) persp3d(xtemp,ylight,Rel.Dens, zlim=c(min=0.0,max=0.032),xlab="",ylab="",zlab="",col="gray") Thanks for any advice, and thanks again to

[R] 3-D Plotting of predictions from GAM/GAMM object

ank you very much for any answers or assistance in general! Best wishes. Sincerely, Paul Simonin __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html

[R] Fortran vs R

Hello R users, I have a basic "computer programing" question. I am a student currently taking a course that uses Fortran as the main programming language, but the instructors are open to students using any language they are familiar with. I have used R previously, and am wondering if there is

[R] Comparing GAMMs

ms be compared using this, or only the lme part. Maybe my thinking about the lme and gam portions of gamms is incorrect? If this appears to be the case, let me know! In general, if someone could clarify my understanding in any way it would be much appreciated. Thank you very much! Sincerely, Paul Si

[R] Model fitting with GAM and "by" term

orrect? Thank you for any input, tips, or advice you may be able to offer. I am new to R, so especially grateful! Thanks again, Paul Simonin (PhD student) PS- If you would like additional information let me know. Also, if this question is inappropriate for

[R] GAM function with interaction

orrect? Thank you for any input, tips, or advice you may be able to offer. I am new to R, so especially grateful! Thanks again, Paul Simonin (PhD student) __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do re

[R] GAM function with interaction

rrect? Thank you for any input, tips, or advice you may be able to offer. I am new to R, so especially grateful! Thanks again, Paul Simonin (PhD student) __ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do re