Definitions of Abnormality (AQA A Level Psychology)

Agoraphobia is an extreme fear of open or public spaces. It affects less than 1% of adults in the UK. In many cases, people with agoraphobia are unable to leave their homes and may not even be able to look outside, perceiving threats everywhere. The condition is very stressful for the individual, and for their family, and may prevent sufferers from living a normal life and achieving their potential.

Referring to the description above, outline three definitions of abnormality.

Describe the statistical infrequency and failure to function adequately definitions of abnormality.