For the attention of participants in a Médiamétrie interview

We would like to thank you for taking part in a telephone interview carried out at the request of Médiamétrie as part of its studies. The information gathered due to the interview in which you agreed to take part on an optional basis is collected by Médiamétrie as part of its various statistical studies and in particular: audience measurement, analyses of media conduct and methods of consumption, services of qualification, validation, harmonisation and certification of data. By using this same data, Médiamétrie also performs enrichment services of the data of its partners or its own data for statistical purposes. Médiamétrie uses the services of subcontractors in relation to processing the data collected. These subcontractors are chosen carefully according to criteria enabling to meet with the legislation applicable in terms of personal data protection. The contractual relations between Médiamétrie and its subcontractors are governed by subcontracting agreements. Only Médiamétrie and its possible subcontractor(s) may receive your personal data. The results of the research published by Médiamétrie are completely anonymous. In the case of processing personal data of minors, Médiamétrie undertakes to obtain and prove the consent provided by the adult with parental authority if the minor is less than fifteen years old. The personal information collected is kept for a period of five years as from the date of your last participation in a Médiamétrie interview. In accordance with the French Data Protection law, you have the right to access, correct, object to, delete your personal data along with the right to its portability and restriction of processing, by contacting Médiamétrie – Legal department – 70, rue Rivay – 92532 Levallois Perret Cedex France or at the following address: dpo@mediametrie.fr

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

%

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.

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