What is the goal of business analysis?

The goal of business analysis is to improve the efficiency of enterprises and obtain the greatest commercial value.

More specifically, it is:

(What is it? ) quantitative display of business operations.

(How much) Quantitative judgment of business problems.

(Why) Find the cause of the problem from the perspective of data.

Use data to predict business trends.

How to comprehensively judge the management effect with data?