_____ refers to the degree to which changes in the dependent variable are due to the manipulation of the independent variable.

Question

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Internal validity refers to the extent to which changes in the dependent variable are due to the manipulation of the independent variable, and not due to extraneous factors. In other words, it measures the accuracy of the study's findings and the extent to which they can be attributed to the independent variable. The other options are not directly related to this concept.

_____ Refers to the Degree to Which Changes in the Dependent