Participants

Pre-test

Post-test

Difference in Scores

Student 1

10

20

10

Student 2

7

19

12

Student 3

7

20

13

Student 4

10

20

10

Student 5

15

20

5

Student 6

0

20

20

Student 7

12

20

8

Student 8

14

17

3

Student 9

7

20

13

Student 10

7

14

7

Student 11

2

5

3

Student 12

11

20

9

Student 13

8

20

12

Student 14

9

18

9

Student 15

8

20

12

Student 16

10

20

10

Student 17

6

20

14

Student 18

5

14

9

Student 19

7

19

12

Student 20

7

19

12

Student 21

3

13

10

Student 22

6

16

10

Student 23

13

20

7

Student 24

4

19

15

Student 25

8

19

11

Student 26

9

18

9

Student 27

12

20

8

Student 28

7

12

5

Student 29

8

19

11

Student 30

3

20

17