TABLE 2.
Cronbach validity.
| Constructs | Cronbach alpha | N of items |
| Most exposed dialect | 0.98 | 4 |
| Mandarin proficiency | 0.99 | 6 |
| English proficiency | 0.97 | 12 |
| Educational reasons | 0.96 | 8 |
| Social reasons | 0.99 | 12 |
| Career reasons | 0.76 | 5 |
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