Fundamentals of Data Extraction in R Programming

Data Extraction is defined as the process of extracting the data from the different sources, then do the cleaning or the pre-processing what we call it. Here data processing requires to get error-free data, this is because the data collected from machines consist of a lot of errors, so basically to make this data error-free, the extraction of data is done. Then this pre-processed data is further manipulated or modified according to the client requirement. Then this manipulated data is further analyzed and visualized according to the business requirements.