Final answer:
Tableau Prep Builder is the tool used to clean up source data in Tableau, which helps users prepare and shape their data for better analysis and visualization.
Step-by-step explanation:
The tool used to clean up source data in Tableau is called Tableau Prep Builder. This tool allows users to combine, shape, and clean their data for analysis in Tableau.
Tableau Prep Builder provides a visual and direct way to manage the data cleaning process, which includes tasks like removing duplicates, changing data types, filtering, and more.The tool used to clean up source data in Tableau is called 'Data Interpreter'.
Data Interpreter is a built-in tool in Tableau that helps to identify and fix common errors in the data before it is loaded into the visualization software. It can automatically detect and correct issues such as inconsistent column headers, missing values, and extra spaces.
By using Data Interpreter, users can ensure the accuracy and integrity of their data, which is crucial for creating meaningful and reliable visualizations in Tableau.
For instance, if you have sales data from different regions, but the region names are not consistent, you can use Tableau Prep Builder to create a consistent naming convention. Similarly, if some of your data entries contain errors or unwanted characters, you can use the cleaning functions to correct or remove these issues before importing the data into Tableau for visualization.