Biological differences between boys and girls. Boys, in relation to girls, exhibit significantly more imitative aggression. This may be explained due to boys having higher levels of the hormone testosterone, which has been linked to increased aggressiveness.
Why might the Bobo Doll experiment lack internal validity?
Demand characteristics: children may have guessed the purpose of the experiment, therefore deliberately acted for aggressively towards to the doll. This reduces the generalisability of the findings
Why might the bobo doll study have real life application?
Suggests a practical application, in that public money should be spent on promoting pro social behaviour. Exposure to violent media, especially for children, should be greatly restricted
