1. 3rd NRC Meeting, 9-12 June 2008, Windsor 1 ICCS 2009 Main Survey Field Trial Results

2. 3rd NRC Meeting, 9-12 June 2008, Windsor 2 Overview 1.Sampling status after Field Trial and before Main Survey 2.Field Trial sampling results –Student Survey –Teacher Survey 3.Final remarks

3. 3rd NRC Meeting, 9-12 June 2008, Windsor 3 Sampling Status before Main Survey Main Survey school samples selected for 27 participants Census of schools will be conducted in 4 countries Complete Sampling Forms 01 - 04 for 31 participants Main Survey school samples not yet selected for 5 participants Please contact the Sampling Unit for timeline and sampling details!

4. 3rd NRC Meeting, 9-12 June 2008, Windsor 4 Sampling Status after Field Trial Field Trial data is available from 31 participants for student survey Field Trial data is available from 32 participants for teacher survey School Sampling Forms are complete for almost all participants

5. 3rd NRC Meeting, 9-12 June 2008, Windsor 5 Field Trial: Student Survey Sampling Results

6. 3rd NRC Meeting, 9-12 June 2008, Windsor 6 FT: Student Survey – Sampling Results Overall participation rates

7. 3rd NRC Meeting, 9-12 June 2008, Windsor 7 FT: Student Survey – Sampling Results Participation of schools

8. 3rd NRC Meeting, 9-12 June 2008, Windsor 8 FT: Student Survey – Sampling Results Student participation rate in participating schools –Minimum: 0.87 –Maximum: 0.98 –27 participants with student participation Rate  0.9 No school with no student reply –1 school with student participation <0.5 Student participation is OK

9. 3rd NRC Meeting, 9-12 June 2008, Windsor 9 FT: Student Survey - Results Overall exclusion rates

10. 3rd NRC Meeting, 9-12 June 2008, Windsor 10 Field Trial: Teacher Survey Sampling Results

11. 3rd NRC Meeting, 9-12 June 2008, Windsor 11 FT: Teacher Survey – Sampling Results Overall participation rates

12. 3rd NRC Meeting, 9-12 June 2008, Windsor 12 FT: Teacher Survey – Sampling Results Participation of schools

13. 3rd NRC Meeting, 9-12 June 2008, Windsor 13 FT: Teacher Survey – Sampling Results Teacher participation rate in participating schools –Minimum: 0.67 –Maximum: 1.0 –18 participants with teacher participation Rate  0.9 38 schools with teacher participation <0.5 –12 schools with no teacher reply

14. 3rd NRC Meeting, 9-12 June 2008, Windsor 14 Main Survey: Final remarks List all students in selected classes. List all classes and all teachers in selected schools. You do not have to enter schools manually in WinW3S. Replace refusing eligible schools only. Export WinW3S, when data is filled If you do not follow the classical „route“, please provide documentation. In doubt – contact sampling

15. 3rd NRC Meeting, 9-12 June 2008, Windsor 15 Country consultations

16. 3rd NRC Meeting, 9-12 June 2008, Windsor 16 Country consultations

17. 3rd NRC Meeting, 9-12 June 2008, Windsor 17 Contact Information Sampling Unit: IEA Data Processing and Research Center Olaf ZühlkeDr. Sabine Meinck Sabine TieckDr. Caroline Vandenplas sampling@iea-dpc.de

18. 3rd NRC Meeting, 9-12 June 2008, Windsor 18 Thank you for your attention!