This has to do with sets in math. It means "is complemented by" (and yes, complemented is spelled right). for example: c' (read as: c complement or c is a complement of) the set of W. it means everything outside the set of W.
above or below the mean
it mean high above
The root hyper means above
Country that there temperature is above zero degrees
An octave above
a place above
it means that the score is above the mean
If you're talking about geometry, then the "mean" = "average". In that case 50% (half) of surface area is above the mean and 50% (half) is below.
No. For example, the mean of 1,1,1,1,1,7 is 12/6 = 2: one above and five below.
It is above everything and if you mean placing it in your house then yes.
Upon, Above
I place above