10.12.2012 Views

Domain Testing: Divide and Conquer - Testing Education

Domain Testing: Divide and Conquer - Testing Education

Domain Testing: Divide and Conquer - Testing Education

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

Table 6.04: Question 4 – Paper-Based Pretest <strong>and</strong> Posttest Score Comparison<br />

Student#<br />

Interpretation (Question 4): Students’ average score for this question was 3.86 in<br />

the pretest <strong>and</strong> 8.73 in the posttest. This means that on an average, the students<br />

scored very poorly (38.6%) on this question in the pretest. But the average score<br />

improved significantly to 87.3% in the posttest. The st<strong>and</strong>ard deviation of the<br />

scores was 3.29 <strong>and</strong> 2.42 in the pretest <strong>and</strong> posttest, respectively. This means that<br />

the deviation in the scores from the average was higher in the pretest than in the<br />

posttest.<br />

Student Code.<br />

Q4 (Pretest score,<br />

worth 10 points)<br />

84<br />

Q4 (Posttest, worth<br />

10 points)<br />

Experiment 1<br />

1. JL711S1 9 10<br />

2. JL711S2 7 0<br />

3. JL711S3 7 10<br />

4. JL711S4 9.25 9.25<br />

5. JL1418S1 9.25 10<br />

6. JL1418S2 4.25 4.25<br />

7. JL1418S3 4 10<br />

8. JL1418S4 0 10<br />

9. JL1418S5 0.5 10<br />

10. JL2125S1 1 9<br />

11. JL2125S2 0.5 9<br />

12. JL2125S3 1 9.5<br />

13. JL2125S4 4 9.75<br />

14. JL28A1S2 0.5 10<br />

15. JL28A1S3 9.5 9.75<br />

16. JL28A1S4 6 10<br />

17. JL28A1S5 2 10<br />

18. JL28A1S6 0 9.25<br />

Experiment 2<br />

19. A2529S1 1 7<br />

20. A2529S2 3 8<br />

21. A2529S3 3 6<br />

22. A2529S4 2 10<br />

23. A2529S5 5 10<br />

Average 3.86 8.73<br />

St<strong>and</strong>ard deviation 3.29 2.42

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!