Gordon Handford <
address@hidden> writes:
> New to PSPP (0.7.5 version run on Windows 7 home premium). Want to merge
> four files and run simple stats comparing portions of the files that have
> overlapping fields. I have built one file with about 250 variables, all
> named, with 94 cases each from one of four versions of a survey. Need to
> merge data from four online copies of the same four surveys. I have cleaned
> up the online versions so they align with the variables in the PSPP file,
> have created CSV files, can successfully import those CSV files to PSPP. But
> when I try to "merge" (add a file to the existing PSPP by "importing" the
> imported file simply replaces the original data. How can I build the omnibus
> file that will allow comparisons between identical components of the four
> versions?