Targets can be customizeable with as much or as little 'wiggle room' as needed by usnig the Global slider button. The image below shows a one Target with a margin of error (MOE) of 7.
Individual planes each have their own customizeable MOE too, so you can 'upweight' or 'downweight' different part of a skill. (For example, an instructor can emphasize the importance of keep head still during contact, while allowing wiggle room in the follow-through.