Standard deviation is a number used to tell how measurements for a group are spread out from the average (mean), or expected value. A low standard deviation means that most of the numbers are very close to the average. A high standard deviation means that the numbers are spread out.
Search also in: Web News Encyclopedia Images. status symbol (status symbols plural) A status symbol is something that a person has or owns that shows they have money or importance in society. n-count.
Definition of icon for Students. 1  1 : a widely known symbol The Statue of Liberty has become an icon of freedom. 2  2 : a person who is very successful or admired a pop icon. 3  3 : a religious image usually painted on a small wooden panel. 4  4 : a small picture or symbol on a computer screen that represents a function that the computer can perform.