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Related Experiment Videos

Focus on psychometrics. Aggregating family data.

S L Ferketich1, R T Mercer

  • 1College of Nursing, University of Arizona, Tucson 85721.

Research in Nursing & Health
|August 1, 1992
PubMed
Summary

Researchers collecting family data face challenges when aggregating individual scores from a small respondent group. This study refines aggregation definitions for family research, showing how different methods impact findings when using two family members.

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Area of Science:

  • Family Studies
  • Quantitative Psychology
  • Sociology

Background:

  • Family research often collects data from individual members.
  • Researchers aim to aggregate individual scores to represent family units.
  • Challenges arise when using limited family members for data collection.

Purpose of the Study:

  • To address issues in data aggregation when using a small number of family respondents.
  • To propose a refined definition of aggregation for family researchers.
  • To illustrate the impact of aggregation schemes on research findings.

Main Methods:

  • Review of data aggregation principles in family research.
  • Development of a refined aggregation definition for subgroups within families.
  • Illustrative examples using data from two family members.

Main Results:

  • Aggregation of individual data from a small family sample presents unique challenges.
  • A refined definition of aggregation aids in focusing on specific family subgroups.
  • Different aggregation schemes can lead to variations in research outcomes.

Conclusions:

  • Careful consideration of aggregation methods is crucial for accurate family research.
  • The proposed refinement assists in analyzing data reflecting family subgroups.
  • Findings highlight the importance of selecting appropriate aggregation strategies.

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