Significantly more than zero, *p* < .001.
None. People who glow in the dark don't need lightbulbs.
Two. One to hold it in the socket and the other to drink until the room starts spinning!
Relatively few
Just one, but they get extra credits for it
They both have at least zero legs.
Indeterminate
The scientists were brainstorming.
He had a very esteemed colleague.