Specifically it is for a MNL I just want to drop temporarily to run a test. I have tried upData (dataset, g=as.numeric (g) but then I am not sure how I could apply na.omit to omit the variable. How are you definng "response" and "predictor"?
On Mon, Nov 17, 2008 at 3:42 AM, Mark Difford <[EMAIL PROTECTED]>wrote: > > Hi Ann, > > >> I want to delete one category from the dataset ... I have tried the omit > >> command but it just returns TRUE and False values. > > > You are leaving the list to guess at what you have tried, and which > functions you are using. > > There are several different ways of omitting or dropping categories > (permanently?, or temporarily in a call to a function?). If the function > you > are using to fit the model uses the formula interface then the following > should do what you want. If not, then ... please read the posting guide. > > ## > glm(response ~ predictor, data = YourData, subset = Category != "G", family > = ...) > > You will need to do the appropriate substitutions ... This should omit the > data associated with category G. > > Regards, Mark. > > > Ann Leis wrote: > > > > I have a dataset which has categories A-G (7 categories) with > > corresponding > > x and y variables. I want to delete one category from the dataset and > run > > a > > logit model on only 6 categories instead of 7. How do I delete a > category? > > I > > have tried the omit command but it just returns TRUE and False values. > > > > [[alternative HTML version deleted]] > > > > ______________________________________________ > > 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<http://www.r-project.org/posting-guide.html> > > and provide commented, minimal, self-contained, reproducible code. > > > > > > -- > View this message in context: > http://www.nabble.com/delete-categories-tp20533194p20535629.html > Sent from the R help mailing list archive at Nabble.com. > > ______________________________________________ > 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<http://www.r-project.org/posting-guide.html> > and provide commented, minimal, self-contained, reproducible code. > [[alternative HTML version deleted]] ______________________________________________ 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 and provide commented, minimal, self-contained, reproducible code.