1. Data Management Seminar, 9-12th July 2007, Hamburg 1 Survey Administration Receiving Material Data Submission Instrument Preparation Codebook Adaptation Sampling and Preparing Survey Administration Scoring Data Entry and Verification

2. Data Management Seminar, 9-12th July 2007, Hamburg 2 Survey Administration Receiving Material Data Submission Instrument Preparation Codebook Adaptation Sampling and Preparing Survey Administration Scoring Data Entry and Verification

3. Data Management Seminar, 9-12th July 2007, Hamburg 3 Codebook Adaptation Adapt Codebooks to National Questionnaires Document Adaptations

4. Data Management Seminar, 9-12th July 2007, Hamburg 4 Codebook Adaptation Adapt Codebooks to National Questionnaires Document Adaptations

5. Data Management Seminar, 9-12th July 2007, Hamburg Introduction to Codebook Structure

6. Data Management Seminar, 9-12th July 2007, Hamburg 6 Table of Content Relationship between Instrument, Data File and Codebook File Naming Conventions Categorical and Non-Categorical Variables Default, Missing and Valid Values The Codebook Editor

7. Data Management Seminar, 9-12th July 2007, Hamburg 7 Codebooks (Structure Database *.sdb) dBASE compatible file Containing general information for each variable in data file - Supplementary information during data entry - Data validation checks - Creation of SAS/SPSS control files Corresponding codebook for each instrument/ e.g. data file

8. Data Management Seminar, 9-12th July 2007, Hamburg 8 Relationship Between Instrument, Codebook and Data File IT2G02

9. Data Management Seminar, 9-12th July 2007, Hamburg 9 Table of Content Relationship between Instrument, Data File and Codebook File Naming Conventions Categorical and Non-Categorical Variables Default, Missing and Valid Values The Codebook Editor

10. Data Management Seminar, 9-12th July 2007, Hamburg 10 File Naming Convention Data FileTarget GradeResp. LevelType Student AchievementISA Student QuestionnaireISG Student ReliabilityISR European Module Student Questionnaire ISE Latin American Module Student Questionnaire ISL Teacher QuestionnaireITG School QuestionnaireICG National Context SurveyING

11. Data Management Seminar, 9-12th July 2007, Hamburg 11 I C G DEU F2. SDB  codebook I C G DEU F2. DBF  data file File Naming Conventions Examle School Files:

12. Data Management Seminar, 9-12th July 2007, Hamburg 12 Table of Content Relationship between Instrument, Data File and Codebook File Naming Conventions Categorical and Non-Categorical Variables Default, Missing and Valid Values The Codebook Editor

13. Data Management Seminar, 9-12th July 2007, Hamburg 13 Example: A Categorical Variable 123456123456

14. Data Management Seminar, 9-12th July 2007, Hamburg 14 valid range from 1 to 50 Example: A Non-Categorical Variable

15. Data Management Seminar, 9-12th July 2007, Hamburg 15 Table of Content Relationship between Instrument, Data File and Codebook File Naming Conventions Categorical and Non-Categorical Variables Default, Missing and Valid Values The Codebook Editor

16. Data Management Seminar, 9-12th July 2007, Hamburg 16 Default, Missing and Valid Values Default 6, 96, 996,... Invalid 7,97,997,... Omitted 9, 99, 999,... Not Administered 8, 98, 998,...

17. Data Management Seminar, 9-12th July 2007, Hamburg 17 Example: A Categorical Variable 123456123456 96 97 98 99

18. Data Management Seminar, 9-12th July 2007, Hamburg 18 Example: A Non-Categorical Variable valid range from 1 to 50 96 97 98 99

19. Data Management Seminar, 9-12th July 2007, Hamburg 19 Table of Content Relationship between Instrument, Data File and Codebook File Naming Conventions Categorical and Non-Categorical Variables Default, Missing and Valid Values The Codebook Editor

20. Data Management Seminar, 9-12th July 2007, Hamburg 20 Example: Categorical Variables IT2G01AIT2G01B…

21. Data Management Seminar, 9-12th July 2007, Hamburg 21 Codebook – Variable Selection Box

22. Data Management Seminar, 9-12th July 2007, Hamburg 22 Example: Categorical Variables

23. Data Management Seminar, 9-12th July 2007, Hamburg 23 Codebook – Variable Selection Box

24. Data Management Seminar, 9-12th July 2007, Hamburg 24 Codebook - Variable Name

25. Data Management Seminar, 9-12th July 2007, Hamburg 25 International Teacher Questionnaire – Question 02 Codebook – Location in Instrument

26. Data Management Seminar, 9-12th July 2007, Hamburg 26 Codebook - Variable Type

27. Data Management Seminar, 9-12th July 2007, Hamburg 27 Example: Categorical Variables

28. Data Management Seminar, 9-12th July 2007, Hamburg 28 Codebook - Variable Length

29. Data Management Seminar, 9-12th July 2007, Hamburg 29 Example: Categorical Variables 96 97 98 99 123456123456

30. Data Management Seminar, 9-12th July 2007, Hamburg 30 Codebook – Number of Decimals

31. Data Management Seminar, 9-12th July 2007, Hamburg 31 Codebook – Variable Label

32. Data Management Seminar, 9-12th July 2007, Hamburg 32 Example: Categorical Variables

33. Data Management Seminar, 9-12th July 2007, Hamburg 33 Data File - Variable Label

34. Data Management Seminar, 9-12th July 2007, Hamburg 34 Codebook - Order

35. Data Management Seminar, 9-12th July 2007, Hamburg 35 Codebook - IDBOOK

36. Data Management Seminar, 9-12th July 2007, Hamburg 36 Codebook – Carry On Values

37. Data Management Seminar, 9-12th July 2007, Hamburg 37 Codebook – Hide Variable

38. Data Management Seminar, 9-12th July 2007, Hamburg 38 Codebook - Proceed

39. Data Management Seminar, 9-12th July 2007, Hamburg 39 Codebook - Variable Properties

40. Data Management Seminar, 9-12th July 2007, Hamburg 40 Codebook - Variable Properties

41. Data Management Seminar, 9-12th July 2007, Hamburg 41 Data File - Variable Properties

42. Data Management Seminar, 9-12th July 2007, Hamburg 42 Example: A Non-Categorical Variable

43. Data Management Seminar, 9-12th July 2007, Hamburg 43 Codebook - Variable Properties

44. Data Management Seminar, 9-12th July 2007, Hamburg 44 Codebook - Variable Properties `Invalid Code‘ : 97 Should be entered but has to be confirmed because it is out of valid range !

45. Data Management Seminar, 9-12th July 2007, Hamburg 45 Thank you for your attention