Non-Qualified

Qualified

M ± SD

95% CI

M ± SD

95% CI

F

p

Self-control

13.0 ± 3.2

[12.3 13.6]

13.6 ± 3.0

[13.0 14.1]

1.91

.168

Expressive power

14.0 ± 3.4

[13.4 14.7]

14.3 ± 3.2

[13.8 14.9]

.39

.533

Motivation

17.5 ± 1.9

[17.1 17.9]

17.7 ± 2.3

[17.3 18.1]

.73

.395

Confidence

12.4 ± 3.0

[11.8 13.0]

12.5 ± 3.0

[11.9 13.0]

.04

.852

Communication

16.8 ± 1.8

[16.4 17.2]

17.0 ± 2.0

[16.7 17.4]

.61

.436

Concentration

15.2 ± 2.2

[14.8 15.7]

15.0 ± 2.5

[14.5 15.4]

.58

.445

Total scores

88.9 ± 10.1

[86.9 91.0]

90.1 ± 11.0

[88.1 92.0]

.63

.429