What are the prevalent methods and theories of big data analysis

PEST Analysis

The theory of PEST analysis is mainly used for industry analysis.PEST analysis is used for the analysis of the macro environment. Macro environment, also known as general environment, refers to the various macro forces that affect all industries and businesses.

The analysis of macro-environmental factors, due to different industries and enterprises have their own characteristics and operational needs, the specific content of the analysis will be different, but generally should be political, economic, technological, social, the four major categories of influence on the enterprise's main external environmental factors to be analyzed.

2. Logic Tree Analysis

Logic Tree Analysis theory class used for business issues thematic analysis. Logic tree is also known as the problem tree, deductive tree or decomposition tree. Logic tree is one of the most common tools used to analyze the problem, it will be all the sub-issues of the problem hierarchical listing, starting from the highest level, and gradually expand downward.

Take a known problem as the trunk of a tree and start thinking about what related problems the problem is related to.

(Disadvantage: There may be omissions of related problems involved in the logic tree analysis method.)

For newbies, consider the above two points.