Examlex
Determine whether the relation is also a function.
-{(-6, 6) , (-3, 2) , (-2, 8) , (3, -7) }
National Mean
The average score of a given population on a particular test or assessment.
Graduate Program
An advanced course of study that follows a bachelor's degree, typically leading to a master's or doctoral degree.
National Group
A collective of individuals or entities sharing common nationality or national identity, often used in studies to represent a country's population.
Programme for International Student Assessment
An international study evaluating education systems worldwide by testing the skills and knowledge of 15-year-old students.
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