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Related Experiment Videos

Validating a double-press method for computer administration of personality inventory items.

M M Casey1, W W Tryon

  • 1Department of Psychiatry, Fordham University, USA. mcaseyny@aol.com

Psychological Assessment
|January 17, 2002
PubMed
Summary

This study introduces a double-press method to precisely measure response latency in personality assessments. This technique improves data accuracy by controlling for item length and reading speed without complex statistical adjustments.

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Area of Science:

  • Psychological Measurement
  • Cognitive Psychology

Background:

  • Traditional methods for measuring response latency to personality items often require complex statistical adjustments.
  • Controlling for item length and reading speed is crucial for accurate psychological response time data.

Purpose of the Study:

  • To introduce and validate a novel "double-press" method for experimentally controlling item length and reading speed.
  • To improve the precision of measuring response latency in computer-administered personality assessments.

Main Methods:

  • The study implemented a double-press technique to differentiate reading time from response time.
  • Five validation approaches were used, including internal consistency checks and examining relationships between variables.

Main Results:

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  • The double-press method yielded valid profiles with reasonable read and response times and few outliers.
  • Read times and psychological response times demonstrated internal consistency.
  • Reading time was effectively separated from total response time, correlating positively with item length.
  • Negatively worded items showed longer comprehension times than positively worded items.
  • An inverted-U effect was observed, with self-schema congruent or incongruent items answered faster.

Conclusions:

  • The double-press method offers a more direct and statistically simpler approach to controlling for item length and reading speed.
  • This method enhances the accuracy and interpretability of response latency data in personality research.
  • Findings align with existing schema theory, providing further validation for the method's utility.