Frank E Harrell Jr <f.harrell <at> vanderbilt.edu> writes: > > (wtd.table(FamTyp.kurz,weigths=HGEW,normwt=FALSE,na.rm=TRUE)) > > That is one solution. The other is to spell 'weights' correctly Have pity with us German speakers. It was such a paing to learn "th" that we cannot resist to apply it whenever pothible. Dieter