Dr Chinua Is Conducting a Lab Study

Dr. Chinua is conducting a lab study. The situation is very artificial, and participants may not always behave normally. However, Dr. Chinua can very carefully control the conditions so that he can be certain that the effects that he sees on the dependent variable result from changes in the independent variable. His research is high in _____, but low in _____.

A) internal validity; external validity
B) external validity; internal validity
C) internal validity extraneous validity
D) extraneous validity; internal validity

Correct Answer:

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