EAR > Global Radio - Vague Janvier-Mars 2026

Résultats & Repères

Press release

Published on 12.05.2026

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Solutions

Watch, la nouvelle mesure d’audience vidéo cross-média

28.10.2025

Innovations

L'intégration du différé dans la mesure d'audience de la télévision

02.02.2010

Expertises

L'essentiel de la mesure d'audience de la radio

01.12.2025

Actualités

Yannick Carriou aux Rencontres de l'UDECAM

11.03.2026

About Us

Discover Médiamétrie's corporate presentation

08.04.2024

Confidence interval calculus

Sample size or target in the sample

n =

Proportion observed in the sample or on a target in the sample

p =

Warning: only applies to a proportion. The Average Rate is an average of proportions and the Audience Share a ratio of proportions. This tool is provided for information purposes. It cannot be applied for professional purposes without further precautions.

Test of significance of the differences between two proportions

Used to assess whether the difference between 2 proportions is significant at the 95% threshold

Proportion

Sample size

1st sample

2nd sample

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