Examlex
To identify cause-and-effect relationships,it is usually necessary to exercise experimental control of variables.
Developmental Psychologist
A professional who studies the psychological growth of individuals, from infancy through adulthood, focusing on developmental stages and processes.
Behavior
The actions or reactions of an object or organism, usually in relation to the environment.
Person
An individual human being, characterized by unique physical, psychological, and social attributes.
Observable
Qualities, actions, or reactions that can be noticed or measured by someone else through direct visual perception or using scientific tools.
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