Psychology is an understanding of the mental functioning in the body and it does not refer to the brain or nervous system. In psychological theory the complete understanding of brain function is being included particularly in the areas like artificial intelligence, cognitive neuroscience and neuropsychology.
Qualitative researches make use of all forms of techniques interpretively and descriptive in nature. This research gathers rich clinical information by classical experimentation. Many of the Psychologists adhere to humanistic psychology which may be of rejecting a scientific approach