Group

N

The proportion of each grade

Learning ability

Learning methods

Self-assessment

scores

Mean

Std.

Mean

Std.

Mean

Std.

Mean

Std.

A

45.61

8.127

47.39

12.189

72.15

18.84

165.15

36.442

B

47.75

7.006

48.44

9.071

78.69

14.645

174.87

27.209

C

47.58

6.282

48.57

10.154

75.69

17.025

171.85

31.01

D

46.11

8.217

48.69

10.851

78.34

17.02

173.14

32.679

E

49.63

5.949

52.23

10.069

84.65

16.145

186.5

29.362