Data analysis is defined as the process of cleaning, converting, and modeling data in order to find useful insight into business decisions. The goal of data analysis is to extract useful information from data and make decisions based on that information.
Why do we analyse data?
Maybe all you need to do to expand your company or even your life is analysis!
If your company is not rising, you must look back and recognize your mistakes before creating a new plan to avoid reiterating those errors. And even if your business is expanding, you must plan for further expansion. All you have to do is examine your business information and procedures.
Types of Data Analysis: Techniques and Methods
There are several types of Data Analysis techniques that exist based on business and technology. However, the major Data Analysis methods are:

•  Text Analysis
•  Statistical Analysis
•  Diagnostic Analysis
•  Predictive Analysis
•  Prescriptive Analysis