Max.10% Bugs missed by Engineering by Affected versions

This report is configured with the Performance Trend gadget in Area view.

Step 1: Add two data sources.

Data source A: Production ‘Bug’ type issues reported outside of the QA or Dev team
Data Source B: All Bugs

Step 2: For the default metric selection ‘Number of issues’ select Data Source A

Step 3: Display by ‘Created’ and specify by Week.

Step 4: Stack by ‘Affected versions’ field.

Step 5: Switch from Plain to Cumulative mode.

Step 6: Active the target feature and select % of Total type.

Step 7: Input target value and specify Data Source B for the target calculation.

Step 8: Exceeding the added target value should be Bad.