Subject #

Before

After

Diff

Diff (%)

1

34.07

30.18

3.89

11.42%

3

33.60

32.06

1.54

4.58%

4

34.78

32.11

2.67

7.68%

5

29.32

28.29

1.03

3.51%

Ave:

32.94

30.66

2.28

6.80%

SD

2.46

1.82

1.27

3.55%

t-test:

0.0185