The mathematical term for "mean" is "mean".The popular, or colloquial term for "mean" is "average".
The dry air speed of sound is about 1125 FPS, so anything over that is considered supersonic.
No, the math term ratio doesn't mean multiply.
There is no statistical term such as "deviation mean".
mean: average
supersonic
supersonic
You mean Concorde?
I don't think there is such a thing as the "supersonic theory". If you mean "superstring theory", no, they are not the same.
Le Concorde refers to a supersonic aircraft (discontinued).
Supersonic speed is a rate of travel of an object that exceeds the speed of sound. At the beginning of 20th century, the term supersonic was used as an adjective to describe sound whose frequency is above the range of normal human hearing. Speeds greater than five times the speed of sound are often referred to as hypersonic.
Supersonic
The supersonic man was very crazy.
Supersonic Festival was created in 2003.
The Supersonic Storybook was created in 1991.
Supersonic Man was created in 1979.
Supersonic - album - was created in 1988.