Taking a Broader Perspective: the Problem of External Validity Which

question 17

Multiple Choice

Taking a Broader Perspective: The Problem of External Validity Which is a major limitation of field experiments compared with studies conducted in the laboratory?

• A)It is harder to employ unobtrusive measures.
• B)They have less external validity.
• C)We cannot manipulate antecedent conditions.
• D)We often have little or no control over who participates in the experiment.

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