proc append base=dsn1 data=dsn2;
run;
https://support.sas.com/resources/papers/proceedings/pdfs/sgf2008/085-2008.pdf
Statsitics, Research Methods, SAS, HLM, Rasch model
Statsitics, Research Methods, SAS, HLM, Rasch model
proc append base=dsn1 data=dsn2;
run;
https://support.sas.com/resources/papers/proceedings/pdfs/sgf2008/085-2008.pdf