Address and access

Médiamétrie Levallois
 
Image

Glance - Médiamétrie

70, rue Rivay

92532 Levallois Cedex, FRANCE

Tel: +33 1 47 58 97 58  

Fax: +33 1 47 58 09 26

 

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.

More
×
Dictionnaire
Les mots
des médias
New
edition
+500
definitions
A
B
C
D
E
F
G
H
I