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Variance
01
wariancja
a difference or deviation from what is expected or typical
02
wariancja
an official dispensation to act contrary to a rule or regulation (typically a building regulation)
03
wariancja
a difference between conflicting facts or claims or opinions
04
wariancja
the quality of being subject to variation
05
wariancja
a measure of the dispersion or spread of a set of data points in statistics, representing the average squared deviation from the mean
06
rozbieżność
discord that splits a group
07
wariancja
an event that departs from expectations
Przykład
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.
