Wip methods

World Internet Project — Research Methods of Participating Countries in 2007 Study

Country
Research Methods Employed
Sample
Method of Interview
Weighted by Census Data?
Age of Respondents
Number of Interviews
Margin of Error (18+ at .05)
Full sample
18+
Australia
Representative quota
Telephone
Yes
18+
1,000
1,000
3.1
Canada
Representative probability
Telephone
Yes
12+
3,150
2,666
1.9
Columbia
Stratified probability
Telephone
Yes
12+
2,656
2,056
2.2
China (Urban)
Representative (major cities)
Telephone
Yes
N/A
N/A
1,898
2.3
Czech Republic
Representative probability
Face-to-face home interview
Yes
12+
1,586
1,408
2.6
Hungary
Stratified probability
Face-to-face home interview
Yes
14+
3,059
2,882
1.8
Israel
Representative probability
Telephone
Yes
N/A
501
421
4.8
Macao
Representative probability
Telephone
Yes
6+
1,951
1,614
2.4
New Zealand
Panel with replacement (random)
Telephone
Yes
12+
1,529
1,322
2.7
Singapore
Panel with replacement (random)
Telephone
Yes
13+
884
421
4.8
Sweden
Panel with replacement (random)
Telephone
Yes
18+
2,016
2,216
2.2
United Kingdom
Representative probability (stratified)
Face-to-face home interview
Yes
14+
2,350
2,209
2.1
United States
Representative probability (random)
Telephone and online
Yes
12+
2,021
1,800
2.3