SAS BASE Q74. array

QUESTION NO: 74

The following SAS program is submitted:

data WORK.TEST;

set WORK.MEASLES(keep=Janpt Febpt Marpt);

array Diff{3} Difcount1-Difcount3;

array Patients{3} Janpt Febpt Marpt;

run;

 

What new variables are created?

 

A. Difcount1, Difcount2 and Difcount3

B. Diff1, Diff2 and Diff3

C. Janpt, Febpt, and Marpt

D. Patients1, Patients2 and Patients3

 

 

Answer: A

# 문제 풀이

 - array Diff{3} : Diff1 Diff2 Diff3이 생성

 - array Diff{3} Difcount1-Difcount3 : Difcount1 Difcount2 Difcount3이 생성

 - Janpt Febpt Marpt는 기존에 있는 변수들이기 때문에 새로 생성된 변수는 아니다.