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Pooled Estimate
A combined estimate derived from two or more sample estimates, often used in hypothesis testing or meta-analysis.
Two-Sample Procedure
A statistical method used to compare two independent samples to test a hypothesis about the difference between population parameters.
Common Variance
The shared variance between variables in a statistical model, often referring to the portion of variability that is accounted for by a common factor.
Degrees of Freedom
The number of independent values or quantities which can be assigned to a statistical distribution, typically in the context of parameters estimated from sample data.
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