Deviations with respect to the sample mean and the population mean (or "true value") are called errors and residuals, respectively. The sign of the deviation reports the direction
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 E
A deviation is the amount of difference between an individual score and the mean for the group. To calculate it, just subtract an individual’s score from the mean:
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 conside
Deviation is a measure of how spread out a set of data is. It is calculated by taking the difference between each data point and the mean, and then squaring the difference. The sum