Examlex
The GROUP BY clause sorts the data in a particular order.
F-test
A statistical test used to compare the variances of two populations and determine if they are equal.
Population Means
The average value of a characteristic in a population, representing the central tendency.
F-test
An F-test is a statistical test used to compare the variances of two populations and is based on the F-distribution.
Two Tail T-test
A statistical hypothesis test used to determine if there is a significant difference between the means of two groups, allowing for differences in both directions.
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