Brendgen - Twin/Contemporary Flashcards
1
Q
What is your contemporary/twin study for bio?
A
Brendgen
2
Q
Brendgen aim:
A
See if social aggr is genetic & how it links to physical aggr
3
Q
Brendgen sample
A
- 234 twin pairs Quebec, wither Mz or DZ
4
Q
How many twin pairs were dna tested in brendgen
A
123
5
Q
How did teachers measure aggr in Brendgen?
A
- 3 point scale
- never sometimes always
- on phys & soc aggr
- eg “hits other kids”
6
Q
How did other children measure aggr in Brendgen?
A
- circle 3 kids picture that corresponds to prompt
- eg “tells mean secrets”
7
Q
Brendgen results - who had higher correlation & for what?
A
MZ twins higher correlation for physical aggr
8
Q
What were the results on social aggr in Brendgen?
A
Similar ratings on social aggr
- 62% of genetic factors affecting social aggr also affect physical
