Below is the table.









Required to be output should be the highest number of each student_id.
Example.
Student_id Subject Marks
1 Hindi 86
2 Hindi 70
3 English 80
.

Calculate sum and average marks for each group of student_id
Example.
Student_id Subject Marks Total Marks Average
1 English 40 181 60.33333
2 English 67 196 65.33333
3 English 80 160 53.33333

PLEASE PROVIDE THE CODE OF ABOVE PROBLEMS



Below is the table. Required to be output should be the highest number of each st..

Answer / chaudhary_1989

data a;
input id sub$ marks;
cards;
1 Hindi 86
2 Hindi 70
3 Hindi 80
1 English 80
2 English 34
3 English 39
1 Maths 28
2 Maths 45
3 Maths 12
;
run;

proc sort data = a out=b;
by id descending marks;
run;

data c (drop=total_marks) d;
set b;
by id descending marks;
if first.id then output c;
if first.id then total_marks=marks;
else total_marks+marks;
if last.id then output d;
run;

proc print; run;

proc means data = a mean max sum;
class id;
var marks;
output out=df;
run;

proc means data = a noprint nway;
class id;
var marks;
output out=df sum= mean= max= /autoname;
run;

proc print; run;

Is This Answer Correct ?    1 Yes 0 No

Post New Answer

More SAS Interview Questions

Code a PROC SORT on a data set containing State, District and County as the primary variables, along with several numeric variables?

3 Answers  


What is the maximum length of the macro variable? : sas-macro

0 Answers  


"What is the difference between proc sort nodup and proc sort nodupkey?"

2 Answers  


For what purpose would you use the RETAIN statement?

0 Answers   Quintiles,


what is SAS/Access and SAS/Connect?what are the uses?

3 Answers  






diff between nodup rec and ondup key???

3 Answers   AON, Sciformix,


what is the limit of the number of the rows and columns available in the worksheet? : Sas-bi

0 Answers  


what is program data vector? : Sas-administrator

0 Answers  


What is _n_?

23 Answers   Accenture,


How do you generate random samples?

5 Answers  


Difference between informat and format?

0 Answers  


What is the SAS data set?

0 Answers  


Categories