2. Main Impact Studies – Media Surveys Cobra and Cobra+ Correct Brand Attribution - Client: Clear Channel - - - Cobra: Outdoor Impact Barometer (posttest) Cobra+ : Outdoor Impact Barometer (pre- and posttest) Analysed items : ad recognition, ad attribution and qualitative perception of tested advertisements - Since 1979 (from 2008 CAWI-methodology) - - - - N= 200 individuals (FR + NL), 15 -64 y.o (inhabitants of the 5 main centres (Antwerp, Gent, Brussels (Flemish and French), Charleroi and Liege) Frequency : every 2 weeks (26 times / year) Fieldwork carried out by IPSOS Belgium Interviewed via CAWI-methodology (internet) I-Check BOA Brand Outdoor Attribution - Client: JCDecaux - - - - 208 - - - Outdoor Impact Barometer Analysed items : ad recognition, ad attribution, qualitative perception of tested advertisements Since 2008 N= 300 individuals (FR + NL) aged 15+ years who go at least every 15 days to one of the 5 big centres (inhabitants and non-inhabitants) Frequency: 5 campaigns tested every 2 weeks Fieldwork carried out by Research & Solution Interviewed via CAWI-methodology (internet)
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