Value | Category | Cases | |
---|---|---|---|
1 | 1. Extremely noisy and chaotic, disruptive to taking the test | 19 |
1.9%
|
2 | 2. Some noise and interruptions, but reasonable environment to take a test | 284 |
28.4%
|
3 | 3. Very quiet and calm, ideal for taking a test | 640 |
64.1%
|
97 | 97. Invalid code | 41 |
4.1%
|
99 | 99. Don't know | 3 |
0.3%
|
Sysmiss | 12 |