w**********g
发帖数: 48 | 1 的第111题
A SAS PRINT procedure output of the WORK.LEVELS data set is listed below:
Obsname level
1 Frank 1
2 Joan 2
3 Sui 2
4 Jose 3
5 Burt 4
6 Kelly .
7 Juan 1
The following SAS program is submitted:
data work.expertise;
set work.levels;
if level=. then
expertise='Unknown';
else if level=1 then
expertise='Low';
else if level=2 or 3 then
expertise='Medium';
else
expertise='High';
run;
which of the following values does the variable EXPERTISE contain?
A.Low, Medium, and High only
B.Low, Medium, and | s******r
发帖数: 1524 | 2 if level=2 or 3
always true
it is not same as
if level=2 or level=3
【在 w**********g 的大作中提到】
: 的第111题
: A SAS PRINT procedure output of the WORK.LEVELS data set is listed below:
: Obsname level
: 1 Frank 1
: 2 Joan 2
: 3 Sui 2
: 4 Jose 3
: 5 Burt 4
: 6 Kelly .
: 7 Juan 1
| w**********g
发帖数: 48 | 3 Thanks a lot
【在 s******r 的大作中提到】
: if level=2 or 3
: always true
: it is not same as
: if level=2 or level=3
| m***j
发帖数: 1215 | |
|
