Reactivity May Pose a Threat to the External Validity of an Experiment

question 4

Multiple Choice

Reactivity may pose a threat to the external validity of an experiment because:

• A) Participants may act differently since they are aware they are being observed
• B) Participants may not want to complete the experimental protocol
• C) Participants may be responding to internal scripts that are dictating their behavior
• D) Participants may attempt to discover the purpose of the experiment and act accordingly

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Definitions:

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Special Committee Members

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