Question - What is data preparation?
Answer -
Data preparation is the method of cleansing and modifying raw data before processing and analyzing it. It is a crucial step before processing and usually requires reformatting data, making improvements to data, and consolidating data sets to enrich data.
Data preparation is an unending task for data specialists or business users. But, it is essential to convert data into context to get insights and then, can eliminate the biased results found due to poor data quality.
For instance, the data construction process typically includes standardizing data formats, enhancing source data, and/or eliminating outliers.