Mode of data collection: standardized self-administered questionnaire - web-based
Survey design: probability online survey
Population: Parents and school sites (school principals) of students in middle childhood (on average 8-year olds) who visit the second school year of Swiss primary schools (HarmoS 4) and participated a large-scale assessment (ÜGK / COFO / VECOF) in 2022.
Sample design: stratified (urban/rural, school site size), two-staged probability sample (1. stage = school sites; 2. stage = students)
Realized sample size: parents: 2 736 ; school sites: 172, school principles: 167
Sample recruitment: Parents and school principals are recruited based on the student and school site sample of the large-scale assessment of ÜGK / COFO / VECOF 2024 (HarmoS 4) Field Trial 2022.
Analysis unit: individual
Time method: cross-section
Field work: ICER and DigiPrim
