Dear Duncan, Thank you for your explanations. On Tue, Apr 23, 2013 at 12:31 PM, Duncan Murdoch <murdoch.dun...@gmail.com> wrote: > This isn't something that the package is designed to handle: if you say > p*a, it wants all combinations of p and a. > To your knowledge is there another 'complex tables' package that could achieve this?
> If I wanted a table like that, I'd use a different hack. One possibility is > to create that interaction column, but display it as just the initial > letter, labelled p, and then add another column to contain the a values as > data. It would be tricky to get the formatting right. > > Another possibility is to generate the whole table with the N=0 rows, and > then post-process it to remove those rows, and adjust the row labels > appropriately. This approach probably gives the nicer result, but the > post-processing is quite messy: you need to delete some rows from the > table, from its rowLabels attribute, and from the justification attributes > of both the table and its rowLabels. (I should add a [ method to the > package to hide this messiness.) > I think a subsetting method would be useful, indeed. > A third hack is less of a hack: don't do that. Just format the mean and sd > in a way that displays the NA and NaN values as blanks. > I think this could work, at least for unofficial displays of the summaries, but I'm not sure where to start from. What function/argument should one use? Could you give an example? Thank you, Liviu ______________________________________________ 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.