### Image results: standard deviation

### Top 5 Results

1.

The** standard deviation** is** a statistic that measures the dispersion of a dataset relative to its mean and is calculated as the square root of the variance**. The standard deviation is calculated as...

https://www.wikihow.com/Calculate-Standard-Deviation

2.

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.

https://www.scribbr.com/statistics/standard-deviation/

3.

Standard Deviation is** a measure which shows how much variation (such as spread, dispersion, spread,) from the mean exists.** The standard deviation indicates a “typical” deviation from the mean. It is a popular measure of variability because it returns to the original units of measure of the data set.

https://byjus.com/maths/standard-deviation/

4.

Standard deviation in statistics, typically denoted by σ, is** a measure of variation or dispersion (refers to a distribution's extent of stretching or squeezing) between values in a set of data.** The lower the standard deviation, the closer the data points tend to …

https://www.calculator.net/standard-deviation-calculator.html

5.

In statistics, standard deviation (SD) is** a measure of how spread out numbers are in a given set, showing points of variation.** It tells us to what degree a set of numbers are dispersed around an average. The dispersion is the difference between the actual value and the average value in a set.

https://www.calculators.org/math/standard-deviation.php

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### Wikipedia sayings about standard deviation

1.**Weighted arithmetic mean**

random variable. Its expected value and standard deviation are related to the expected values and standard deviations of the observations, as follows. For

https://en.wikipedia.org/wiki/Weighted arithmetic mean

2.**Average absolute deviation**

The average absolute deviation, or mean absolute deviation (MAD), of a data set is the average of the absolute deviations from a central point. It is a