Distinguish between the processes of replication and meta-analysis. Explain how these processes contribute to the progress of psychological science.
What will be an ideal response?
Ans: Replication—repeating a study with a different sample and/or with other modifications to the procedures; helps ensure that initial findings are reliable and not the result of some characteristic or bias of the initial study.
Meta-analysis—statistical technique to combine the results of a number of studies on the same topic to yield an overall effect size. Improves the reliability of scientific results.
Learning Objective: 3.5 Identify other types of research and considerations in studying psychopathology.
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