The document discusses different methods for managing and visualizing data, including spreadsheets and relational databases. It provides examples of using a spreadsheet to track daily activities and visualize categories and activities. The document compares the strengths and limitations of spreadsheets versus relational databases for managing data and analyzing a research question. It concludes that relational databases are better for managing data for analysis since they allow for more specific querying of data compared to the general filtering options in spreadsheets.