1. S T A T I S T I K A U S T R I A May 2004 1 www.statistik.at Wolfgang Koller May 2005 © STATISTIK AUSTRIA i n f o r m a t i o n Moving The Impact of EDR on Long-Established Surveys: Statistic Austria’s experience in the Short Term Production Survey

2. S T A T I S T I K A U S T R I A May 2004 2 Austria‘s leading information service provider 300 surveys 420 publications 1.000 billion data cells in ISIS (data warehouse)  850 employees  50 Mio. € budget total quality mgmt data protection objective impartial

3. S T A T I S T I K A U S T R I A May 2004 3 The Short Term Survey „Production“…  basis for observing the economic cycle  since 1996 based on concentrated sample  12.000 questionnaires sent out monthly  10 different variants of questionnaires  single-unit enterprise  6 pages, ~90 questions  multi-unit enterprise  3 pages for enterprise,  6 pages per establishment  25 pages of explanation  Classifications: NACE, PRODCOM

4. S T A T I S T I K A U S T R I A May 2004 4 The Short Term Survey „Production“ multi-unit enterprise typical questionnaire: single-unit enterprise establishment questionnaires … with 2 to n …

5. S T A T I S T I K A U S T R I A May 2004 5 One technology alone will not suffice... and/or Nnnn ##### +++ --------

6. S T A T I S T I K A U S T R I A May 2004 6 Software development and maintenance...... takes up more time than the traditional production process for paper questionnaires... is expensive

7. S T A T I S T I K A U S T R I A May 2004 7 “Expensive software experts should only be used where they are really needed” The Concept From hand-crafted questionnaires... to the XML production line SVY 1 SVY 2

8. S T A T I S T I K A U S T R I A May 2004 8 Survey preparation, -definition e.g. Survey, Version Periodicity, Observation unit types Questionnaire: content, representation, layout, control flow, validation Resp. specific information Resp.-structure Initialisation data Respondent Incoming inspection Further processing Complete questionnaire ST.AT Phases of data collection

9. S T A T I S T I K A U S T R I A May 2004 9 Questionnaire Manager e-Quest CSI CD-ROM structural metadata (XML) Response package (XML) export (XML) import (XML) Deploy Respondent- specific (meta)data (XML) [mainframe] Receive DB Package Storage Respondent Metadata Manager e-Quest follow-up processing systems Receive e-Quest Distributor Hoover Package Mgr Questionnaire Manager The Windows TM Solution: e ‑ Quest

10. S T A T I S T I K A U S T R I A May 2004 10 Respondent- specific (meta)data (XML) [mainframe] Respondent Browser follow-up processing systems Generator (WSA) HTML, JSP JavaScript, Java Web-Services ST.AT structural metadata (XML) e-Quest Metadata Manager Presentation Business Logic SOAP Metadata e-Quest / Web Data RDBMS SQL Intranet Internet Browser e-Quest Receive Subsystem optional Web- and J2EE-Servers Survey using e ‑ Quest/Web

11. S T A T I S T I K A U S T R I A May 2004 11 Benefits for the Respondents  No protracted searches in voluminous production code lists and other classifications, but quick retrieval of the correct code instead, aided by display of the codes in hierarchies, full text and synonym search, and automatic insertion of codes, texts and units of measure in the questionnaire.  An extensive multi-layered help system offers context-sensitive help only when and where it is needed.  Automatic input checks mark incorrect or implausible data with warnings and/or error texts.  Automatic calculations (sums, comparisons, etc.)  Questions can be displayed or hidden dynamically, depending on their relevance to the specific case.  Form completion can be interrupted at any time and the data saved for completion at a later time or date.  Third-party respondents have access to their clients’ forms and functions for managing them.

12. S T A T I S T I K A U S T R I A May 2004 12 Respondent-side Editing  Single field checks –Urgency: 1. check immediately after the data value was entered 2. check when the user says so 3. check when the whole questionnaire is being validated –Importance: 1. must be corrected in all cases 2. important warning which may however in some cases be ignored 3. simple warning 4. comment for the subject matter expert  Inter-field validation  Inter-questionnaire validation Abstain from checks wherever feasible!

13. S T A T I S T I K A U S T R I A May 2004 13 Security Aspects  Avoid risks –expose the data to a hostile environment for as short a time as possible  Provide confidence in the questionnaire system –security audit  Take the respondent’s security concerns seriously –don’t base applications on the use of cookies –don’t construct applications that do not work without enabling Javascript  Gain trust –respect respondent’s privacy

14. S T A T I S T I K A U S T R I A May 2004 14 Short Term Survey (until 2000) Statistics Austria Respondent data entry load DB file away file away again find questionnaire, make notes, correct on paper data checking register quest. data editing Error list Host Database Host terminal further processing correct data

15. S T A T I S T I K A U S T R I A May 2004 15 The Short Term Survey Today Respondent Pot Mgr. Data Editing Mainframe processing (validation) Data Editing HOST Database PC-Corr Application e-Quest/Web Intranet e-Quest e-Quest/Web Internet LAN Data-Editing 72% 20% 8%

16. S T A T I S T I K A U S T R I A May 2004 16 Reporting Stream Analysis - Short Term Survey „Production“

17. S T A T I S T I K A U S T R I A May 2004 17 Wir bewegen I n f o r m a t i o n e n Moving i n f o r m a t i o n www.statistik.at