Innovation in estimation

Date of publication: June 3, 2007

Catalogue: WM3 2007


Until 2005, the precision of radio audience indicators was estimated by formulae based on normality assumptions, which are not strictly verified in the case of empirical surveys with complex plans. In this context, a research programme was launched in 2005, the objective of which was to provide the market with a pertinent estimation of the confidence intervals of radio audience indicators in the form of easy-to-use formulae.

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