Variables

Before the teaching intervention

After the teaching intervention

Total difference

Experimental group

Control group

Difference

Experimental group

Control group

Difference

Declarative knowledge

1.05

0.75

0.30

4.82

3.90

0.92

0.62

Procedural knowledge-concepts

0.86

0.75

0.11

3.32

2.25

1.07

0.96

Procedural knowledge-rules

1.45

2.00

-0.55

5.86

5.80

0.06

0.61

Procedural knowledge-total

2.31

2.75

-0.43

9.18

8.05

1.13

1.56

Total Score

3.36

3.50

-0.14

14.00

11.95

2.05

2.19