Data analysis is a process that involves gathering , inspecting , cleaning and transforming of raw data with the purpose of discovering useful information that supports decision-making.

The process of data analysis involves - Data requirements , Data collection , Data processing , Data cleaning , Exploring data analysis , Modelling and Algorithms , Data product and Communication

Steps of an analytic process - Process of obtaining the raw data (Database , Excel), Procedures for analyzing the data (Pivot table , VlookUp , Python) , technique for interpreting the results (Power BI , Goggle data studio).

Data Cleaning is the major challenge - which is the process of detecting and correcting corrupt or inaccurate records from a record set ,table or database

Data Validation helps reduce the time spent on data cleaning by providing set of Validation rules or constraints before the data is submitted