Value | Category | Cases | |
---|---|---|---|
-1 | Missing data | 0 |
0%
|
1 | Incorrect answer | 228 |
19%
|
2 | Correct answer | 808 |
67.5%
|
9 | Don't know | 161 |
13.5%
|
998 | Refused | 0 |
0%
|