Examlex
A(n) ____________________ transformer is designed with a metallic shield between the primary and secondary windings, providing a safety factor by grounding.
Confounding Variable
An external variable that influences both the dependent and independent variables, making the relationship between them less clear.
Illegal Drug Use
The consumption of substances that are prohibited by law.
Proxy Variable
An alternative that is used to stand in for a variable that cannot be directly measured or is not readily available.
Anthill
A mound formed above the ground by ants as they excavate tunnels for their nests.
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