On Sun, Aug 14, 2022 at 6:07 AM Marcin Błażejowski <marcin(a)wrzosy.nsb.pl&gt; wrote: > Hi, > > simple script: > <hansl> > open wtp.gdt > list X = 1 2 9 10 11 > logit depvar 0 X --multinomial --quiet > series yhat = $yhat > xtab --zeros depvar yhat --quiet > eval $result > </hansl> > > It looks like '--zeros' flag has zero effect on xtab command. Not so. The --zeros option affects the printed table, which you have suppressed via the --quiet flag. The $result is a matrix, and zeros are always going to get printed in that context.

> What is more, line 'xtab depvar $yhat' generates an error: "Data types not conformable for operation" which - I believe - is unexpected.

> [W]hen I call 'xtab --zeros depvar yhat' the printed table > doesn't have a column for [ 2] (though a row for [ 2] exists). Is that correct? Yes it's correct. The columns represent yhat, and "freq" reveals that yhat has values 1, 3 and 4 only.