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...y data analysis. What I am trying to get is to get data set d3 through the model formula "ff=y~a+b+a*b" and data set d1 to generate a new data set d3 rather than d2. I have tried several ways but did not get that done. I would greatly appreciate any help. The codes are listed as follows: Jixiang Wu a=c(1:10) b=c(1:10) ab=paste(a,b,sep="*") d1=data.frame(y=rnorm(10),a=a,b=b) ff=y~a+b+a*b d2=model.frame(ff,d1) ## this generate from model.frame d2 d3=data.frame(y=rnorm(10),a=a,b=b,ab=ab) ## this is what I need d3 [[alternative HTML version deleted]]

Hi. I need a bit of help. I'm running Windows 7 and "out of the box" versions of Rtools and R (version 2.14.2) and am trying to compile a package that worked before. When I run the command: > Rcmd build -binary mypackage > Warning: unknown option '-binary' i get a warning and it creates the tar.gz file but not the zip file like before. Something has changed with

Hello, I recently updated to R version 2.13.2. With R version 2.10.0, I often created and installed R packages, however, I cannot do this since updating. In other words, when I type in Rcmd build -binary PACKAGENAME I receive an error message: "Rcmd is not recognized as an internal...". I suspect that this is because Rcmd.exe is no longer installed in the bin folder, but rather, in