Câu 9: A00-281: SAS Clinical Trials Programming Using SAS 9 - Accelerated Version

Given the following data set: Which SAS program produced this output?

1. A. proc sort data=one(where=(age>50)) out=two; by subjid; run; — đáp án hiện tại
2. B. proc sort data=one(if=(age>50)) out=two; by subjid; run;
3. C. proc sort data=one out=two; where=(age>50); by subjid; run;
4. D. proc sort data=one out=two; if age>50; by subjid; run;