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Given the SAS data set WORK.EMP_NAME: Given the SAS data set WORK.EMP_DEPT: The following program is submitted: How many observations are in data set WORK.ALL after submitting the program?
yes, B, .. the if statement selects the two observations, which do not contribute fully to the merge (s. code below).
data emp_name;
infile datalines;
input name $ empid;
datalines;
Jill 1864
Jack 2121
Joan 4698
John 5463
;
data emp_dept;
infile datalines;
input empid department $;
datalines;
2121 Acc
3567 Fin
4698 Mar
5463 Acc
;
data all;
merge emp_name (in=emp_n)
emp_dept (in=emp_d);
by empid;
if (emp_n and not emp_d) or (emp_d and not emp_n);
run;
if not A and not B the answer is 2, otherwise, the answer should be 1.
upvoted 1 times
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mhminkov
2 years, 10 months agoKleinstone
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