Deviation means how far from the normal. The Standard Deviation is a measure of how spread out numbers are. Its symbol is (the greek letter sigma).

The meaning of DEVIATION is an act or instance of deviating. How to use deviation in a sentence.

The deviation of a value of x is the difference between it and the mean of the sample. Each deviation is then squared.

Definition of deviation noun from the Oxford Advanced Learner's Dictionary. [uncountable, countable] deviation (from something) the act of moving away from what most people consider normal or …

The deviation is a measure of the difference between the practical value of a variable and some other value, frequently the variable's mean.

DEVIATION definition: the act of deviating. See examples of deviation used in a sentence.

The sign of the deviation reports the direction of that difference: the deviation is positive when the observed value exceeds the reference value. The absolute value of the deviation indicates the size …

Divergence from an accepted idea, policy, or norm of behavior: "Freud, as the leader of a powerful new movement, could not bear much deviation from his own central ideas" (Joseph Epstein).

Deviation generally refers to a departure or divergence from an expected or typical pattern, behavior, value, or standard. It suggests a variation from the norm or an alteration from an established course …

de•vi•a•tion /ˌdiviˈeɪʃən/ n. [uncountable] behavior that differs or departs from what is considered and accepted as normal or standard esp. with regard to sexual behavior. a change:[countable] Some …