Independent, Dependent, and Control Variables

Type of psychology: Psychological methodologies

Fields of study: Experimental methodologies; methodological issues

The scientific method involves the testing of hypotheses through the objective collection of data. The experiment is an important method of data collection in which the researcher systematically controls multiple factors in order to determine the extent to which changes in one variable cause changes in another variable. Only the experimental method can reveal cause-effect relationships between the variables of interest.

Key concepts

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Breaking Bulimia

Breaking Bulimia

We have all been there: turning to the refrigerator if feeling lonely or bored or indulging in seconds or thirds if strained. But if you suffer from bulimia, the from time to time urge to overeat is more like an obsession.

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