Test 1

Test 2

Test 3

N

Exam Versions

Mean Student Scores

S.D

N

Exam Versions

Mean Student Scores

S.D

N

Exam Versions

Mean Student Scores

S.D

24

Version A

34.9

4.2

24

Version A

32.1

6.2

24

Version A

46.8

7.7

24

Version B

36

4.5

24

Version B

33.1

6.1

24

Version B

47

4.98

24

Version C

34.5

5.1

24

Version C

34.3

5.5

24

Version C

45.2

9.4

26

Version D

34

4.08

26

Version D

46.8

6.7

26

Version D

43.9

8.9