In Alteryx, which tool is used to create a new field based on the values in one or more existing fields?

In Alteryx, the tool used to create a new field based on the values in one or more existing fields is the "Formula" tool. Here are the steps to use it:

1. Drag and drop the "Formula" tool into your workflow.
2. Connect the input data stream to the Formula tool.
3. In the Configuration window of the Formula tool, click on the "Functions" tab.
4. Select the function you want to use to create the new field.
5. In the "Fields" tab, select the existing field(s) you want to base your new field on.
6. In the "Expression" box, write the formula for your new field.
7. In the "Output Field Name" box, write the name for your new field.
8. Click "OK" to close the Configuration window.
9. Run the workflow to create the new field.