Classification of radon knowledge
Classification structure
| Code | Title |
|---|---|
| 1 | Gave correct description of radon |
| 2 | Gave incorrect description of radon |
| 3 | Could not describe radon (had only heard of it) |
- Date modified:
| Code | Title |
|---|---|
| 1 | Gave correct description of radon |
| 2 | Gave incorrect description of radon |
| 3 | Could not describe radon (had only heard of it) |