Examlex
It is possible to tell if the earth's climate is changing based on a few years, or a decade or two.
Variance
A measure of dispersion indicating how far individual values in a dataset are from the mean.
Standard Deviation
A measure of the amount of variation or dispersion of a set of values; a low standard deviation indicates that the values tend to be close to the mean.
Sampling Distribution
The probability distribution of a given statistic based on a random sample.
Chi-square Distribution
A probability distribution commonly used in statistical significance tests.
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