DATA X; DROP I J TEMPVAR; DO I= 1 TO 3; DO J=1 TO 5; TEMPVAR = I; NEWVAL=TEMPVAR * J; END; END: RUN; PROC SORT DATA=X; BY YEARs; RUN; PROC SORT DATA=Y; BY YEAR; RUN;

DO I=1 TO 10; DO J=1 TO 50; DO K=1 TO 100; statements; END; END; END;

IF YEAR GT 1995; IF GENDER EQ 'F' THEN OUTPUT OUTF; IF GENDER EQ 'M' THEN OUTPUT OUTM; End; End; End;

With the above SAS script, add the following:

• Comments
• Variable naming standard
• Use of comments to present module description
• Use comments to explain conditional logic
• Use comments in the header section.
• Include comments with each DATA step and PROC.
• Proper indent for each script statement.
• Calculate the script efficiency or execution time (Insert transaction time at beginning and then insert transaction at the end and then calculate the difference in minutes.
• Remove any uninitialized variables.
• Display proper error messages with the actual error co