Découvrez les nouvelles fonctionnalités de la version 4.0.
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Ceci est la version 14.0 de ce projet.
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Siehe Dokumentation
DAB-I: online survey; since DAB-II: combination of online survey, CATI and PAPI.
Juveniles from public schools (German-speaking Switzerland) who attended 8th grade in 2011/12.
Stratified Random Sample: 10% random sample of classes (8th grade) within 9 municipality types (additional stratification criteria: school type, migration population within schools).
See documentation