Variables

Number of Questions

Mean

Variance

α

Environmental Awareness

4

3.82

0.816

0.764

Quality of NEVs

5

2.84

1.124

0.794

Charging Convenience

4

1.66

0.983

0.834

After-sales Service

4

3.10

1.042

0.746

Using cost

3

3.72

0.83

0.678

Government Policy

4

4.15

0.735

0.805

User Evaluation

3

3.70

1.03

0.786

Entire Scale

0.764