Table 2.

The reliability test of business and language competency(n = 153).

Variable dimension	Item	Total corrected item correlation	Item deleted Cronbach’ Alpha value	Cronbach ’ Alpha value
Business theoretical knowledge	Q1	0.447	0.864	0.838
	Q2	0.565	0.833
	Q3	0.566	0.843
	Q4	0.390	0.827
Language application ability	Q5	0.489	0.835	0.870
	Q6	0.669	0.790
	Q7	0.740	0.844
	Q8	0.654	0.856
Business implementing ability	Q9	0.564	0.830	0.840
	Q10	0.610	0.831
	Q11	0.483	0.820
	Q12	0.590	0.804