SAS FREQ 保留行或列的频数与百分比

proc freq data=aa;

       weight f;

       tables r*group/ outpct out=out_col(drop=percent pct_row); *保留行列频数与列百分比;

       tables r*group/ outpct out=out_row(drop=percent pct_col); *保留行列频数与行百分比;

       tables r*group/ outexpect out=out_expected(drop=percent pct_rowpct_col); *保留期望频数;

run;