Variance
volume
British pronunciation/vˈe‍əɹi‍əns/
American pronunciation/ˈvɛɹiəns/

Définition et Signification de "variance"

Variance
01

écart, variance

a difference or deviation from what is expected or typical
02

dérogation, variance

an official dispensation to act contrary to a rule or regulation (typically a building regulation)
03

divergence, variante

a difference between conflicting facts or claims or opinions
04

variation, écart

the quality of being subject to variation
05

variance

a measure of the dispersion or spread of a set of data points in statistics, representing the average squared deviation from the mean
Wiki
06

discorde, dissension

discord that splits a group
07

écart, variation

an event that departs from expectations

variance

n

vary

v

covariance

n

covariance

n
example
Exemple
The variance of a random variable is the expectation of the squared deviation of that variable from its mean.
There were significant variances between the test scores of the two groups.
When calculating the variance, you sum the squared differences from the mean.
In statistics, variance is a measure of how spread out the values in a data set are around the mean.
The variance formula involves summing the squared differences between each data point and the mean, divided by the number of data points.
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