Definitions of abnormality- AO1

Statistical deviation:

• norm- usual behaviour/characteristic
• abnormal- different behaviour
• eg IQ, normal distribution, intellectual disability disorder

Deviation from social norms:

• behaviour diff. from accepted in society/ community
• abnormal
• culture specific
• eg: antisocial personality disorder- impulsive, aggressive & irresponsible- 'abnormal'

Failure to function adequately:

• unable to cope with…