Web based tools for Raw Data collection Bertrand Loison, Chief Information Officer (CIO) Eurostat / IT Directors Group / / Luxembourg Swiss Federal Statistical Office

Eurostat / IT Directors Group TABLE OF CONTENT Raw Data Collection on the Web with eSurvey – Purpose and Scope – Architecture – Development – Business View – Benefits – Conclusion

Eurostat / IT Directors Group Purpose and Scope IT STRATEGY Historical: individual application Vision: horizontal application Statistic 4Statistic 3Statistic 2Statistic 1Statistic 5 As is: SW-Modules Statistical Web-Portal Stat. Datawarehouse Transformation Analysis Paper sur. Elec. Sur Statistical Web-Portal Stat. Datawarehouse Analysis Production process Statistical products E & E Papier- kanal E & E Datei- kanal E & E Web- kanal E & E PDA E & E Telefon E & E per- sönlich

Eurostat / IT Directors Group TABLE OF CONTENT Raw Data Collection on the Web with eSurvey – Purpose and Scope – Architecture – Development – Business View – Benefits – Conclusion

Eurostat / IT Directors Group Architecture APPLICATION LAYER

Eurostat / IT Directors Group Architecture TECHNOLOGICAL LAYER

Eurostat / IT Directors Group TABLE OF CONTENT Raw Data Collection on the Web with eSurvey – Purpose and Scope – Architecture – Development – Business View – Benefits – Conclusion

Eurostat / IT Directors Group Development – Putting together experienced business and IT people with experience in the domain of Internet surveys together in one small team. – Flexible and extensible meta modelling with UML. – Prototypical approach to master complexity from the very beginning. – Initial focus on specific business surveys with specific statistical projects as “clients” helped to establish concrete real world requirements. – Consequent incremental and iterative development in which the solution grew continually through small steps and approximations to a first productive version (RUP). KEY ELEMENTS

Eurostat / IT Directors Group TABLE OF CONTENT Raw Data Collection on the Web with eSurvey – Purpose and Scope – Architecture – Development – Business View – Benefits – Conclusion

Eurostat / IT Directors Group Business View SURVEY PROFILES Parameter Selection Explanation Data provider Business Surveys Businesses are well equipped with internet technology Media Paper based surveys Economy measures (compared to scan/reco expenditures) Periodicity Periodical surveys (rotation, panels) Economy measures (reusability) Questionnaire Type Standard or personalized Moderate expenses Number of Respondents More than 1'000 respondents Economy measures (cost/benefit ratio) Process (data requirements) In house SFSO Both business know how and IT support available. Security Requirements Low to middle The big majority of online surveys do not require high level IT security (e.g. strong authentication).

Eurostat / IT Directors Group Business View EXPERIENCES #1 Economy / Business Data provider Business Surveys Businesses are well equipped with internet technology Media Paper based surveys Economy measures (compared to scan/reco expenditures) Periodicity Periodical surveys (rotation,panels) Economy measures (reusability) Questionnaire Type Standard or personalized Moderate expenses Process (data requirements) In house SFSO Both business know how and IT support available. Security Requirements Low to middle The big majority of online surveys do not require high level IT security (e.g. strong authentication).

Eurostat / IT Directors Group Business View Population / Household eUGH Survey preparing the next census (2010) collecting metadata from municipalities. Yearly, 3000 respondents eSILC Non response survey (Swiss income and living statistic) once ePSM Non response survey (Swiss household panel) once Tourism eHESTA Survey of hotel room occupation Monthly EXPERIENCES #2 Social Security eASYL Survey of social aid for asylum-seekers Twice a year. About 3000 respondents.

Eurostat / IT Directors Group TABLE OF CONTENT Raw Data Collection on the Web with eSurvey – Purpose and Scope – Architecture – Development – Business View – Benefits – Conclusion

Eurostat / IT Directors Group Benefits INPUT DATA CHANNELS

Eurostat / IT Directors Group TABLE OF CONTENT Raw Data Collection on the Web with eSurvey – Purpose and Scope – Architecture – Development – Business View – Benefits – Conclusion

Eurostat / IT Directors Group Conclusion – The creation of a small core team of IT and business people working together to develop an application users the example of real world web based surveys. – The definition of conceptual models which can be defined and refined, which are used to develop a modular software tool. – The use of prototypes which can be used and tested by end users to provide input for refinements and improvements. – A well defined selection process for “suitable” surveys. KEY ELEMENTS