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Psychology is the scientific study of the human mind and its functions. Psychology is a broad discipline that covers a number of topics, such as memory, personality, child development, mental illness and soc...

The reliability of a research method refers to the consistency of a measure being used, and the ability to replicate that method e.g. someone who weighed them self throughout the day, would expect to see a s...

The dopamine hypothesis of schizophrenia states that symptoms may be caused by an excess of dopamine in the mid-brain and a reduction in dopamine in the prefrontal cortex. This hypothesis came from the findi...

Advantage: It is a quick and easy way of choosing participants for a study as it is based on convenience. Disadvantage: It may not be representative of the target population, potentially producing a sampling...

Firstly, the biological approach assumes that human behaviour can be explained in terms of genes, hormones, evolution and the nervous system hence there is a focus on nature rather than nurture. Secondly, tr...