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If It Is Unethical to Manipulate a Variable, Then

Question 140

Multiple Choice

If it is unethical to manipulate a variable, then:


A) you cannot examine it.
B) you cannot examine it with a nonexperimental design.
C) you should not and cannot examine it with an experimental design.
D) you can use either a nonexperimental or experimental design, but you need Institutional Review Board (IRB) approval.

Correct Answer:

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