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Based on the concept of participant reactivity, explain why the children's behavior has likely changed. In your explanation, identify which specific form of reactivity is most likely occurring and describe what impact this has on the resulting data.
Case context: A research team is conducting an undisguised naturalistic observation of sharing behaviors among children in a classroom. Because the researchers are clearly visible and taking notes, the children know they are being studied. The researchers notice that the children are sharing their toys much more frequently than the teacher reports they normally do.
Question: Based on the concept of participant reactivity, explain why the children's behavior has likely changed. In your explanation, identify which specific form of reactivity is most likely occurring and describe what impact this has on the resulting data.
Sample answer: The children are likely exhibiting participant reactivity, meaning they have altered their behavior simply because they know they are being measured in an undisguised observation. Specifically, this appears to be the 'agreeable' form of reactivity, where the children are adjusting their behavior to match what they believe the researchers expect to see (sharing). This reactivity significantly compromises the validity and reliability of the data, as the researchers are no longer measuring the children's natural behavior.
Key points:
- Identifies the behavior change as a result of the participants knowing they are being observed.
- Classifies the behavior as the agreeable form of reactivity (acting as expected).
- Notes that undisguised observation often increases concerns with reactivity.
- Concludes that this compromises the reliability and validity of the scores.
Rubric: The response must correctly identify the behavior change as participant reactivity, classify it as the agreeable form, and explicitly state that it reduces the reliability and validity of the research data.
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Research Methods in Psychology - 4th American Edition @ KPU
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Based on the concept of participant reactivity, explain why the children's behavior has likely changed. In your explanation, identify which specific form of reactivity is most likely occurring and describe what impact this has on the resulting data.
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