Name Age
------- ---
Mary 15
Philip 16
Robert 12
Ronald 15
The following SAS program is submitted:
%macro MP_ONE(pname=means);
proc &pname data=SASHELP.CLASS;
run;
%mend;
%MP_ONE(print)
%MP_ONE()
Which PROC steps execute successfully?
A. PROC MEANS only
B.PROC PRINT only
C.PROC MEANS and PROC PRINT
D.No PROC steps execute successfully
变型的话 如果将 means print 对调 答案是不是选B?