Examlex
The most abundant marine algae are members of the Division:
Psychologists
Professionals in the field of psychology who study mental processes and behavior in humans and animals.
Representative Sample
A subset of a population that accurately reflects the larger group, used to make inferences about the population's characteristics.
Population
All the cases in a group being studied, from which samples may be drawn. (Note: Except for national studies, this does not refer to a country’s whole population.)
Independent Variable
In an experiment, the variable that is manipulated by the researcher to observe its effect on the dependent variable.
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