Psychology is the study of mind. It leads with the psychological process of human like thinking, learning and remembering. Modern psychologists also studies motivation, emotion and feelings of a person. Sociology and social psychology are inter-related in using such terms.
Sociology studies the socialization of man and the psychological factors responsible for personality development. It deals that how a person behaves in society, learn and adopt symbols from others. All these things are measured in psychology, which gives a definite shape to social structure. Sociology is a special aid to psychology while psychology is also a special aid to sociology.
Social psychology mostly relies on experiments in which a factor such as “social pressure” is manipulated to see what effect it has. Moreover, it is very easy to conduct an experiment under the domain of social psychology. Though experiment is easy in social psychology,
it is difficult in sociology due to the complex nature of the problem sociologists’ deal with. So they often use survey, etc to investigate the matter. Inspite, both have the differences, psychology study individuals while sociology is interrelated in society and group life. Sociologists study society from the viewpoint of communities while psychologists study it from psychological factors.