If you want to build cleaner, more reliable datasets for analysis, understanding your data from the start is essential. Ethan Lang explains how Tableau Prep can help you describe and assess your data before diving into visualisation – breaking down key concepts such as identifying data sources, recognising field types, and understanding relationships between datasets. By taking the time to thoroughly explore your data in Tableau Prep, you can avoid common pitfalls and inconsistent data types – ultimately saving time and improving the accuracy of your dashboards.
Ethan highlights the importance of structuring and cleaning your data first, ensuring that your visualisations are built on a strong foundation. This guide offers actionable insights to help you work more efficiently. Take control of your data with Tableau Prep today!
