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Justify why the student should use database index terms instead of relying on their own list of keywords, and explain how this decision ensures a comprehensive search.
Case context: A student conducting a literature review on male-female differences in cognitive tasks searches a psychology database. They find that different researchers use different terms to describe the same concept, such as 'sex differences', 'gender differences', and 'male-female discrepancies'. As a result, searching for any single one of these keywords fails to retrieve many relevant papers.
Question: Justify why the student should use database index terms instead of relying on their own list of keywords, and explain how this decision ensures a comprehensive search.
Sample answer: The student should use database index terms because author-selected keywords vary unpredictably across studies, meaning keyword searches miss relevant articles. By deciding to search using the database's standardized index term (such as 'Human Sex Differences'), the student leverages a standardized classification system. This ensures a comprehensive search because the database assigns this single term to all records on the topic, regardless of the diverse keywords the authors chose.
Key points:
- Author keywords are inconsistent across different publications.
- Relying on keyword searches misses relevant papers that use different terminology.
- Database index terms are standardized phrases assigned to categorize publications.
- Using index terms ensures a comprehensive search by grouping all related records under a single standard term.
Rubric: The response must justify the use of database index terms by explaining the limitation of keyword searches (inconsistency due to varying author terms) and explaining how index terms standardize records to guarantee comprehensive retrieval.
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Research Methods in Psychology - 4th American Edition @ KPU
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Justify why the student should use database index terms instead of relying on their own list of keywords, and explain how this decision ensures a comprehensive search.
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