Brendgen et al. (2005) Social Aggression (Edexcel A-Level Psychology): Quizzes
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Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What was the main focus of Brendgen et al.'s (2005) study?
What was the main focus of Brendgen et al.'s (2005) study?
Genetic & environmental origins of social aggression
Which behaviors are examples of social aggression?
Which behaviors are examples of social aggression?
Spreading rumors & withdrawing friendship
How many twin pairs had complete data in the final sample?
How many twin pairs had complete data in the final sample?
234 twin pairs
Who provided ratings of the twins' aggressive behavior?
Who provided ratings of the twins' aggressive behavior?
Teachers and classmates
What did the MZ vs DZ correlation for physical aggression suggest?
What did the MZ vs DZ correlation for physical aggression suggest?
Physical aggression may be caused by genes
What did equal MZ and DZ correlations for social aggression suggest?
What did equal MZ and DZ correlations for social aggression suggest?
Social aggression better explained by environment
What direction of causation did the study find between aggression types?
What direction of causation did the study find between aggression types?
Physical aggression leads to social aggression
Why does aggression expression change as children develop?
Why does aggression expression change as children develop?
Language & cognitive skills develop new ways
What strength comes from using teachers and peers as raters?
What strength comes from using teachers and peers as raters?
High agreement validates findings & reduces bias
What age-related weakness limits generalizability of findings?
What age-related weakness limits generalizability of findings?
6-yr-olds very specific; aggression differs by age