Tuesday, December 19, 2006

Base SAS 44

The following SAS program is submitted:
data work.test;
Author = 'Agatha Christie';
First = substr(scan(author,1,' ,'),1,1);
run;
Which one of the following is the length of the variable FIRST in the output data set?
A. 1
B. 6
C. 15
D. 200
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