A study has high _____ validity when strong inferences can be made that one variable caused changes in the other variable.

Question

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Internal validity is the extent to which the results of a study can be attributed to the manipulation of the independent variable, rather than to other factors. High internal validity means that it is highly likely that the changes observed in the dependent variable were caused by the independent variable, making strong causal inferences possible.

A Study Has High _____ Validity When Strong Inferences Can