Heinrch, Heine & Norenzayen (2009): 68% USA (67% are psychology undergraduates); 96% western industrialised countries.
96% of the samples are from 12% of the workds population
W.E.I.R.D Participants
Western
Annotations:
Continum: Independent - interdependent.
Positive self regard
Fundamental Atrribution error
Educated
Annotations:
Undergraduates are differentially educated.
American College Students:
- More individualistic
- Less prejudice
- Less conformist
- Have looser social networks
Industrialised
Rich
Democratic
Normtivity
Samples are not just different the are extreme
gather data that is representative of the whole
make inferences about all people
Implications
American & European
participants not always
the norm
Clarity about
populations and
samples
Think critically about the link between sample and claim
Planning
Variables
Annotations:
Clear to other research how we measured
Design
Annotations:
Overall structure & strategy of study
Samples
Annotations:
People in the study.
we cannot study the entire population