Examlex
The purpose of an experiment is to demonstrate that changes in one variable are responsible for causing changes in a second variable.
Adulthood
The period in human development after adolescence, typically characterized by physical, psychological, and social maturity.
Longitudinal Study
An investigative structure that consists of observing the same variables repeatedly over short or long time spans.
Different Ages
A term indicating the consideration or comparison of various stages of life or development in research or analysis.
Cross-Sectional Study
A research design that collects data from a population, or a representative subset, at a specific point in time.
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