Based on the provided text, describe the Many Labs Replication Project's attempt to replicate the handwashing study. Identify the original finding, the methods used for the replication, and the final outcome of the attempt.
Question: Based on the provided text, describe the Many Labs Replication Project's attempt to replicate the handwashing study. Identify the original finding, the methods used for the replication, and the final outcome of the attempt.
Sample answer: The original study suggested that handwashing reduced the perceived severity of moral transgressions. To test this, the Many Labs Replication Project used the same materials and nearly identical procedures as the original study but with a much larger sample size. Ultimately, the researchers were unable to replicate the original results, indicating that the original finding was likely unreliable.
Key points:
- The original finding was that handwashing reduced the perceived severity of moral transgressions.
- The replication attempt used the same materials and nearly identical procedures.
- The replication attempt utilized a much larger sample size.
- The researchers failed to replicate the original finding.
- The outcome suggests the initial finding was likely unreliable.
Rubric: The answer must accurately recall the original finding (handwashing and moral transgressions), the replication method (larger sample size with same materials and procedures), and the outcome (failure to replicate/unreliability).
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Research Methods in Psychology - 4th American Edition @ KPU
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In the Many Labs Replication Project, an international team of researchers successfully replicated the original finding that handwashing reduced the perceived severity of moral transgressions.
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In the Many Labs Replication Project, which 'established finding' did an international team of researchers attempt to replicate to test its reliability?
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Match each specific feature of the Many Labs Replication Project to the research-methods principle it puts into practice.
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A researcher is constructing a scientifically justified argument about the reliability of the original handwashing-and-morality finding based on the Many Labs Replication Project. Arrange the following evaluative reasoning steps in the order that builds the most defensible conclusion.
Based on the provided text, describe the Many Labs Replication Project's attempt to replicate the handwashing study. Identify the original finding, the methods used for the replication, and the final outcome of the attempt.
Explain why this student's conclusion is an overstatement based on the scientific process. What can and cannot be concluded from this replication attempt, and what does this illustrate about the progress of science?
Imagine you are planning to replicate a controversial psychological finding. Applying the lessons of the Many Labs Replication Project, which specific design decision should you make regarding your sample size, and why is this decision necessary?