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The meaning of DEVIATION is an act or instance of deviating. How to use deviation in a sentence.
DEVIATION definition: 1. the action of being or doing something that is different from the usual or common way of…. Learn more.
In mathematics and statistics, deviation serves as a measure to quantify the disparity between an observed value of a variable and another designated value, frequently the mean of that variable. Deviations with respect to the sample mean and the population mean (or " true value ") are called errors and residuals , respectively.
Sep 17, 2020 · The standard deviation is the average amount of variability in your dataset. It tells you, on average, how far each value lies from the mean. A high standard deviation means that values are generally far from the mean, while a low standard deviation indicates that values are clustered close to the mean.
noun. an act or result of deviating. statistics the difference between an observed value in a series of such values and their arithmetic mean. the error of a compass due to local magnetic disturbances. deviation. / dē′vē-ā ′ shən / The difference between one number in a set and the mean of the set. Discover More. Other Words From.
Overview of how to calculate standard deviation. The formula for standard deviation (SD) is. SD = ∑ | x − μ | 2 N. where ∑ means "sum of", x is a value in the data set, μ is the mean of the data set, and N is the number of data points in the population.
Anything that varies from the accepted norm or standard is called a deviation. It is common in math and science, but it can refer to anything that differs from the expected. Deviation in nature is an important part of evolution.
deviation. [uncountable, countable] deviation (from something) the act of moving away from what most people consider normal or acceptable; a difference from what is expected or acceptable. This is a deviation from the original plan.
DEVIATION meaning: 1 : an action, behavior, or condition that is different from what is usual or expected; 2 : the difference between the average of a group of numbers and a particular number in that group.
Standard deviation may be abbreviated SD, and is most commonly represented in mathematical texts and equations by the lowercase Greek letter σ (sigma), for the population standard deviation, or the Latin letter s, for the sample standard deviation.
