Examlex
Pearson's r is an appropriate measure for both linear and nonlinear relationships.
Heroin
An opioid drug derived from morphine, highly addictive, used illicitly for its euphoric effects.
Teenage Smoking
The act of youths, typically between the ages of 13 and 19, consuming tobacco products.
Adult Smokers
Individuals over the legal adult age who habitually smoke tobacco products.
Ecstasy
A state of intense happiness and self-transcendence or a psychoactive drug known for its euphoric effects.
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