Study OECD (2017): study PL 2015
- Public
 - 15-16 aged, secundary school students, Poland, 2017
 - Survey name
 - INT-PISA 2015
 - Sample
 - Respondents
 - N = 4478
 - Non Response
 - Assessment
 - Questionnaire: Conputer Assisted Web Interview (CAWI)
 
Correlate
- Authors's Label
 - Students' motivation to achieve (1)
 - Our Classification
 - 
            
 - 
                        
 - Operationalization
 - Selfreport on statement: ' I want top grades in most or all of my courses'
4 agree completely
3 agree
2 disagree
1 strongly disagree 
Observed Relation with Happiness
2+1: disagree M = 7,01
- difference +0,27