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Based on the provided context of participant reactivity, diagnose what psychological phenomenon is likely to occur in this setup, and justify how this setup affects the validity of the researcher's observations.
Case context: A researcher is studying social interaction patterns. The researcher decides to observe patrons in a local bar. However, the researcher sits at a table with a highly visible notebook and a sign reading 'Research Observation Area,' making every patron aware that their behavior is being recorded.
Question: Based on the provided context of participant reactivity, diagnose what psychological phenomenon is likely to occur in this setup, and justify how this setup affects the validity of the researcher's observations.
Sample answer: The patrons are likely to experience the Hawthorne effect, which is a specific form of participant reactivity where people modify their conduct because they know they are being observed. In a bar setting, if patrons know they are being observed, they will act differently. This undermines the validity of the study because the recorded actions do not reflect the patrons' true, unobserved state.
Key points:
- The scenario is a direct application of the Hawthorne effect (participant reactivity) in a bar setting.
- Patrons will modify their conduct because they are aware of the researcher's observation.
- The validity of the observational research is undermined.
- The recorded actions do not reflect the patrons' true, unobserved behavior.
Rubric: The response must correctly identify the Hawthorne effect / participant reactivity in the bar observation scenario. It must explain that patrons will modify their conduct due to the visible observer. It must justify that validity is undermined because the observed behaviors do not reflect their true, unobserved state.
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Research Methods in Psychology - 4th American Edition @ KPU
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Original Findings Leading to the Hawthorne Effect
Controlling for the Hawthorne Effect in Experiments
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Example of Reactivity: Acting Differently in a Bar
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