A very useful tool in Tableau Public is the Show Me tool, which is available as a floating window when you click on the Show Me button on the upper-right hand side of the Tableau Public interface.
This tool, as shown in the following screenshot, is a helpful aid when you wish to select various chart types that can be used with your data:
The Show Me tool is an optional tool. Charts can be created without any help from this tool.
The Show Me tool also contains a list of tips to add data to shelves and cards, such as the number of dimensions and measures necessary to create the desired chart type.
The Show Me tool also suggests graph ...