Examlex
About half of all Americans rely on ____ for their drinking water.
Policy
A course or principle of action adopted or proposed by an organization or individual.
Causation
The relationship between cause and effect where one event directly results in another.
Correlated
Two variables are correlated if their values tend to move together.
Variables
Elements, features, or factors that are likely to change or vary within the context of a research study or scientific experiment.
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