![]() ![]() High external validity: you can confidently generalize your conclusions to other populations or settings Limited control is used, so other variables may play a role in the relationshipĮxtraneous variables are controlled so that they can’t impact your variables of interest Variables are only observed with no manipulation or intervention by researchersĪn independent variable is manipulated and a dependent variable is observed Used to test cause-and-effect relationships between variables Used to test strength of association between variables But there are important differences in how data is collected and the types of conclusions you can draw. Frequently asked questions about correlational researchĬorrelational and experimental research both use quantitative methods to investigate relationships between variables. ![]() ![]()
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