Internet Usage Observatory (I.U.O)

Solutions

The benchmark survey of the population of internet users in France

Published on 16.02.2017

How many internet users are there in France? Who are they ? Where do they connect to the internet and how often?

The Internet Usage Observatory studies internet users and non-users in tandem so as to compare them across a wide range of analytical criteria.

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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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