Week 3 – BALT 4361 – Where Data Comes From and Where It Goes
The biggest takeaway for me from Chapters 3 and 4 was just how much data there is around us all of the time that we do not even notice. Prior to this week, my thought process regarding data always seemed to lead back to spreadsheets and numbers. Understanding the difference between structured and unstructured data helped me realize that there are so many different types of data such as emails, images, social media posts, and sensor data. Real world data is much messier than I originally thought which helped me understand how organizations can fail when their data is not organized or reliable from the beginning. Data Quality is also another key topic for me this week. Understanding all of the different qualities that data must have in order to be deemed trustworthy was fascinating. Accuracy, completeness, consistency, timeliness, relevance. If any of these qualities do not apply, the data can not be trusted and any decision made off of that data...