Value | Category | Cases | |
---|---|---|---|
-9 | Don't know (spontaneous) | 1 |
2.3%
|
-7 | Does not apply | 0 |
0%
|
1 | Very easy | 6 |
13.6%
|
2 | Easy | 12 |
27.3%
|
3 | Difficult | 13 |
29.5%
|
4 | Very difficult | 12 |
27.3%
|
Sysmiss | 21 |