Group

Mean

Standard Deviation

t

Sig. (2 tailed)

Pre

Post

Pre

Post

Intervention

10.95

7.98

6.059

5.665

8.250

0.000*

Control 1

11.23

10.38

6.096

5.861

1.946

0.053

Control 2

10.84

9.56

5.888

6.382

3.322

0.001*