Abnormality - Standard deviation / Infrequency Flashcards
What should the definition of abnormality do?
help us to identify who really does need help
help us to step in at the right time to help them
What should the definition of abnormality not do?
shouldn’t label people who are just a bit different or those whose behaviour makes us feel uncomfortable.
What is statistical infrequency / deviation ?
any relative unusual behaviour is classed as normal whilst any unusual behaviour is classed as abnormal
Explain the statistical deviation graph?
example
the average IQ is 100
68% = range 85 - 115
only 2 % score below 70
if you are 2% what can happen?
you can be liable to receive a diagnosis of a psychological disorder - intellectual disability disorder.
evaluation of standard deviation abnormality
Real life application : can be used by doctors in real life to diagnose some disorders such as depression which increases the usefulness