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If you have a data set that contains 100 variables, but you
need only five of those, what is the code to force SAS to
use only those variable?
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Answer Posted / soniya
in data set - use keep
in proc step- use var ,id statements
ex-
data a;
infile urfilename;
input score1-score100;
keep sore1-score5;
run;
input a;
input score1-scor100
run;
proc print data=a;
var score1-score5;
id score1-score5;
run;
observe id-in this statement nuber of obs not displed in
out put
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