Document the use cases associated with the different scorers

[david-fisher]

Is your feature request related to a problem? Please describe.
Provide more complete documentation on the different kinds of scorers and the use cases they are associated with.

Describe the solution you'd like
Update the wiki to provide this information.

Describe alternatives you've considered
none
Additional context
none

[stale]

This issue has been automatically marked as stale because it has not had recent activity. It will be closed if no further activity occurs. Please do advocate for this issue and ideally submit a patch to get the attention of the maintainers!