What Are the Different Types of Survey Research?

The basic theory of social investigation and research refers to the guiding ideology of social investigation and research, and the general concepts, general principles, basic principles and formulas of social investigation and research objects, purposes, and methods. These basic theories run through the entire process of any specific social investigation. They are based on two principles, namely, philosophical principles and specific scientific principles.

Social research

According to different elements (purpose, timing, scope, nature, etc.),

Generally speaking,

There are some principles that social investigation and research must follow. In general, there are objective principles, scientific principles, systematic principles, principles of combining theory with practice, and ethical principles.