Number

Average score

Standard deviation

23

87

3.86

0.721

24

87

3.86

0.912

25

87

3.81

0.942

26

87

3.91

0.81

27

87

3.73

0.786

28

87

3.7

0.81

29

87

3.72

0.766

30

87

3.67

0.845

31

87

3.66

0.82

32

87

3.8

1.1

Average score

87

3.79

0.8871