Examlex
The principles of continuity and closure best illustrate the importance of
Pooled-variances T-test
A statistical method for testing if two populations have equal variances.
Population Variances
The measure of how data points in an entire population are spread out from the average value (mean).
Variance
A statistical measure of the spread between numbers in a data set, indicating how much the values differ from the mean of the set.
Degrees of Freedom
The number of independent values or quantities that can vary in the analysis without violating any given constraints.
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