Case study is also called case investigation. The study of a specific person, unit, phenomenon or subject. This kind of research collects relevant data extensively, and makes a detailed understanding, arrangement and analysis of the process of the emergence and development of the research object, internal and external factors and their relations, thus forming a thorough and comprehensive understanding and conclusion on related issues.

The unit of case study can be an individual, a group, an organization, an event or a certain kind of problem, which leads to cases of personnel research, cases of living units or social groups, cases of media and cases of various social problems.

Extended data:

A commonly used research method in child psychology, educational psychology and medical psychology. Its practice is to collect information about an individual's family situation, living conditions, educational influence, intellectual performance, age characteristics, physical condition and so on. Through comprehensive analysis and research, explore the formation and development of psychology.

Case study is the most direct and simple research method to study personality psychology. It can be a systematic and comprehensive study of a person's psychological development process, a certain psychological aspect of a person, or the same psychological aspect of several people.

The advantage of case study is that it is convenient to conduct a comprehensive and in-depth investigation of the research object, but the disadvantage is that it is poor in representativeness and sometimes lacks typicality. ?

Baidu Encyclopedia-Case Analysis