Médiamétrie Executive Committee

About Us

Médiamétrie's Executive Committee runs and organises the company.

Published on 12.11.2018

Yannick Carriou Chairman and CEO of Médiamétrie

Laurent Battais Executive Vice President – Development

Bernard Chesnet Executive Vice President - Operations

Julien Rosanvallon Executive Vice President - Marketing and Customer Experience

Gaël de Cagny Executive Director – Human Relations

Estelle Duval Executive Director - Strategy and Transformation

Charles Juster Executive Director – Head of Communication

Yann Olivier Rioux Executive Director – Administration and Finance

Aurélie Vanheuverzwyn Executive Director – Data and Methods

Results & Studies

Press release

L'Année Radio 2023-2024

17.10.2024

News

Press release

Marie Liutkus appointed Communications Director of Médiamétrie

17.09.2024

Innovations

How does 4-screen TV/Video & 3-screen Video measurement work?

21.11.2016

Solutions

Bilan de campagne Internet - Nielsen DAR

15.06.2023

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

Dictionnaire

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