A Scatter chart displays points that show the relationship between two sets of data. First you need to generate a Table Chart then modify the chart to create a Scatter chart.

For example, QA Manager want to view Test Case authoring daily progress - Draft Vs Approved For Execution.

The fields required in the report are: Test Case Created Date, Test Case Status, Test Case Entity Key

Once you save the gadget, it will be available in QMetry Custom Gadget > My Gadget tab.