Value | Category | Cases | |
---|---|---|---|
-1 | Missing | 0 |
0%
|
1 | Very easy | 89 |
7.4%
|
2 | Easy | 275 |
22.9%
|
3 | Difficult | 388 |
32.3%
|
4 | Very difficult | 288 |
24%
|
8 | Refused | 2 |
0.2%
|
9 | Don’t know | 158 |
13.2%
|