Creating dashboards and stories is a combination of art and science. The visualizations you develop are only as good as the underlying data. If the data is not accurate then the solution is, at best, useless and, at worst, harmful. It is more beneficial for a user to have no information as opposed to incorrect information that they are led to believe is accurate. The message of the visualization needs to be true. Good visualizations enhance the message. They allow users to identify trends, spot patterns, and understand information more efficiently.
Throughout this book, you have learned how to work with Tableau. Some of the key concepts you should now feel comfortable with are the following:
- Connecting to and modeling your data
- Working with data in the worksheet
- Selecting the proper chart type depending on your data
- Plotting geographical data
- Creating custom calculations...
