Table 4 Item-total correlation and Cronbach’s alpha if item deleted
| BSU | Item-total correlation | Cronbach’s Alpha if item deleted |
|---|---|---|
| BSU1 | 0.62 | 0.93 |
| BSU 2 | 0.76 | 0.93 |
| BSU 3 | 0.73 | 0.93 |
| BSU 4 | 0.77 | 0.93 |
| BSU 5 | 0.62 | 0.93 |
| BSU 6 | 0.56 | 0.93 |
| BSU 7 | 0.69 | 0.93 |
| BSU 8 | 0.62 | 0.93 |
| BSU 9 | 0.73 | 0.93 |
| BSU 10 | 0.58 | 0.93 |
| BSU 11 | 0.64 | 0.93 |
| BSU 12 | 0.53 | 0.93 |
| BSU 13 | 0.62 | 0.93 |
| BSU 14 | 0.53 | 0.93 |
| BSU 15 | 0.36 | 0.94 |
| BSU 16 | 0.65 | 0.93 |
| BSU 17 | 0.67 | 0.93 |
| BSU 18 | 0.54 | 0.93 |
| BSU 19 | 0.62 | 0.93 |
| BSU 20 | 0.73 | 0.93 |