Value | Category | Cases | |
---|---|---|---|
0 | Wrong answer | 2600 |
48.7%
|
1 | Correct answer | 2160 |
40.5%
|
8 | Don't know | 514 |
9.6%
|
9 | No answer | 42 |
0.8%
|
Sysmiss | 21 |
0.4%
|