Table 2 The reliability test of business and language competency(n = 153).

From: Assessing core competencies of business English students in Chinese higher vocational colleges

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