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A _____ method of research would be used to answer the question, "how many?"
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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