This video shows how to configure some of the options for the Situational Awareness Widget and the Analysis Widget. In addition, the video shows the use of a demographics data set from the Living Atlas data curated by ESRI.
Situation Awareness widget—ArcGIS Web AppBuilder | Documentation
Analysis widget—ArcGIS Web AppBuilder | Documentation
Look at the configurations for the specific analysis tools
Living Atlas of the World | ArcGIS
The Living Atlas has many different global and regional data sets that can be directly used in web maps and apps.
See other widgets that may also be good options for “analysis.” Examples, such as directions, emergency response, cost analysis, and many others. Read individual help as needed to learn more about the specific widget.