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Hi, I'm trying to import categorical data from SPSS to R using the script: xxx <-spss.get("xxx.por", use.value.labels=TRUE) but unfortunately am getting an error message 'error reading portable-file dictionary'. I have successfully imported data in the past. What could be the problem with this data? Thanks Simo

Hi, I am trying to learn some basic statistics stuff but I cannot find any elementary statistics exercises using R language. Using RKward would be even better... I need that in analysing sociological data, obtained through questionnairres - findind corelations between variables, relations between different types of data, etc. Could anyone recommend simple tutorials/exercises, available on www

Deal all, new as I am to developing packages for R-Project, I apologize on beforehand for questions that are too obvious. I am trying to 'add' a PDF document containing some detailed information to a package. The way I understand the Rexts.pdf document, I should add my .PDF document to the /inst/doc/ folder, and links to the files should be build automatically. However, after