These are both risks. But the issue about manipulation at various points is presumably unlikely to add up to systematically misleading results: the involvement of many manipulators here would presumably create a lot of noise.
But the issue about manipulation at various points is presumably unlikely to add up to systematically misleading results
Not necessarily, one of the manipulators might get lucky and do something that overrides the others.
These are both risks. But the issue about manipulation at various points is presumably unlikely to add up to systematically misleading results: the involvement of many manipulators here would presumably create a lot of noise.
Not necessarily, one of the manipulators might get lucky and do something that overrides the others.