Study Currie et al. (2008): study ZZ Developed nations 2005

Public

11,13 and 15 aged, school children, 41 countries and regions, 2005-2006

Sample

Respondents

N = 204534

Non Response

Assessment

Questionnaire: Paper & Pencil Interview (PAPI)
Questionnaire completed in class. Administration of the questionnaire in schools is conducted according to standard guidelines from the survey protocol. It is carried out by school teachers in some countries and by professional fieldworkers or members of school health teams in others.

Correlate

Authors's Label

Age

Our Classification

Distribution

Average age in the sample: 11,6 13,6 & 15,6
N = 1: 66707, 2: 69954, 3: 67873

Operationalization

1: age 11
2: age 13
3: age 15

Observed Relation with Happiness