Quasi-experimental designs lack the controls of strong experimental designs.
A) however, causal inferences can be made to the extent that rival hypotheses can be ruled out
B) as such, causal inferences should never be made
C) however, in most cases such deficiencies can be safely ignored
D) thus, such studies should not be performed by ethical researchers

Question

Quizplus · Accepted Answer

Quasi-experimental designs, despite lacking some controls found in strong experimental designs, can still allow for causal inferences if researchers can effectively rule out alternative explanations for their findings.

Quasi-Experimental Designs Lack the Controls of Strong Experimental Designs