data have;
input @1 subject 3.
@4 code $1.
@6 result 3.
;
datalines;
101 A 120
101 A 130
101 B 129
102 C 45
102 C 124
103 D 222
103 D 234
103 E 123
103 E 123
;
run;
expected ouput i want like this where i am adding new obs for average of each unique subject and code.I tried using first.subject and first.code but its still retaining previous avg value in new subject.Can anyone help how to achieve it.
Thanks.
subject code result average
101 A 120
101 A 130
101 125
101 B 129
101 129
102 C 45
102 C 124
102 84.5
103 D 222
103 D 234
103 228
103 E 123
103 E 123
103 123
proc sort data=have;
by subject code;
run;
data want;
set have;
by subject code;
if first.code then do;
n=0;
temp=0;
end;
N+1;
temp+result;
output;
if last.code then do;
average=temp/n;
output;
end;
drop n temp;
run;
Regards,
Naveen Srinivasan
proc sort data=have;
by subject code;
run;
data want;
set have;
by subject code;
if first.code then do;
n=0;
temp=0;
end;
N+1;
temp+result;
output;
if last.code then do;
average=temp/n;
output;
end;
drop n temp;
run;
Regards,
Naveen Srinivasan
Thanks a lot.
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