SAS统计一个表中的变量缺失值
proc format;
value $missfmt ' '='Missing' other='Not Missing';/*一定要用空格*/
valuemissfmt. ='Missing' other='Not Missing';
run;
proc freq data=yourdata;
format _CHAR_ $missfmt.;
tables _CHAR_ / missing missprint nocum nopercent;
format _NUMERIC_ missfmt.;
tables _NUMERIC_ / missing missprint nocum nopercent;
run;
页:
[1]