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Some NEO-PI five-factor personality profiles.

M Lorr1, S Strack

  • 1Life Cycle Institute, The Catholic University of America, Washington, DC 20064, USA.

Journal of Personality Assessment
|January 1, 1993
PubMed
Summary
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This study identified six distinct personality clusters in college students using the NEO Personality Inventory. These clusters were validated, offering insights into personality profiles within this demographic.

Area of Science:

  • Psychology
  • Personality Psychology
  • Social Psychology

Background:

  • Understanding personality structure is crucial in psychology.
  • The Five-Factor Model (FFM) is a widely accepted framework for personality traits.
  • Identifying distinct personality profiles can aid in understanding group dynamics and individual differences.

Purpose of the Study:

  • To identify clusters of personality score profiles in a college student sample.
  • To validate these identified clusters using statistical methods.
  • To examine the interpersonal style characteristics of these personality clusters.

Main Methods:

  • Administered the NEO Personality Inventory (Costa & McCrae, 1985) to 236 college students.
  • Applied Ward's agglomerative hierarchical clustering to personality score profiles.

Related Experiment Videos

  • Replicated cluster findings using K-means partitioning.
  • Utilized one-way analysis of variance (ANOVA) to compare cluster characteristics on the Interpersonal Style Inventory (Lorr, 1986).

    • Main Results:

    • Six distinct personality clusters were identified from the NEO Personality Inventory scores.
    • Cluster analysis results were successfully replicated using K-means partitioning.
    • Significant differences were found in interpersonal style scores across the six personality clusters, confirming their distinctiveness.

    Conclusions:

    • The study successfully identified and validated six unique personality clusters within a college sample.
    • These personality clusters exhibit significantly different interpersonal styles.
    • The findings contribute to a nuanced understanding of personality structure and its relation to interpersonal behavior in young adults.