All of the following are threats to the internal validity of a study except

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All of the following are threats to the internal validity of a study except

All of the following are threats to the internal validity of a study except

a. failure to randomly assign participants.
b. assigning participants based on gender.
c. varying only the independent variable.
d. randomly changing several aspects of the study in addition to the independent variable.

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Ineedanswers23 Author

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6 years ago

Smart ... Thanks!

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