Business Analytics Assignment Example | Topics and Well Written Essays - 500 words

Business Analytics - Assignment Example 2. Of the six potential data quality problems such as currency, completeness, relevance, duplication, outliers and inconsistent values and coding, which do you consider as the most difficult to detect and fix and why? This has to be the completeness and relevance of data. In a project involving Big Data, it is almost impossible to correctly anticipate future data requirements. Data that may be useful right now may be of no purpose in future. It is also hard to fully understand what data is relevant for the project and what data is of no purpose. Fixing data incompleteness and irrelevance is a delicate task, as it usually results into altering the entire structure of databases and sometimes affecting the integrity of the entire databases. I consider currency, duplication, outliers and inconsistent values and coding to be relatively easy to fix. Currency conversion is inbuilt in data management systems. Duplication of data is also simple to detect and can be eliminated through the use of primary keys. Outliers, inconsistent values and coding can be removed by the use of tools which detect discrepancies in