Examlex
When the variances are unknown, a test comparing two independent sample means would use the Student's t distribution.
Quantifier
A word or phrase, often a prefix in logical propositions, that expresses the quantity of subjects to which the proposition applies.
Open Sentences
Mathematical or logical sentences containing one or more variables that can be made true or false depending on the values of those variables.
Scope
The extent or range of view, understanding, or application of a subject or concept.
Truth-Functional Compound
A logical compound statement whose truth value is determined solely by the truth values of its components.
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