Quartiles are the values that divide a list of numbers into quarters: 1  Put the list of numbers in order. 2  Then cut the list into four equal parts. 3  The Quartiles are at the cuts.
Revolve (verb) to turn or roll round on, or as on, an axis, like a wheel; to rotate, -- which is the more specific word in this sense. Revolve (verb) to move in a curved path round a center; as, the planets revolve round the sun. Revolve (verb) to pass in cycles; as, the centuries revolve. Revolve (verb) to return; to pass. Revolve (verb)
a revolution (in an engine or the like). verb (used with object), revved, revving. 2. to accelerate sharply the speed of (an engine or the like) (often followed by up). verb (used without object), revved, revving. 3. (of an engine) to accelerate; become revved (often followed by up). Verb phrases.