You can add gadgets to your dashboards and analyze your score values.
See the Atlassian documentation about how to add a dashboard gadget.
Issue Score Pie Chart
Displays the number of issues and score points in each range for a selected Issue Score custom field and a filter as a pie chart.
Delivered Issue Score Statistics Bar Chart
Displays the sum of score points in versions for an Issue Score custom field and/or saved filter as a bar chart.
Note, that this gadget cannot display negative numbers yet.
