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Post-Movie Subliminal Measurement PMSM, for Investigating Implicit Social Bias

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The relationship between differential stimulus relatedness and implicit measure effect sizes.

Jamie Cummins¹, Bryan Roche¹, Ian Tyndall²

¹Maynooth University.

Journal of the Experimental Analysis of Behavior

|May 19, 2018

Summary

Implicit measures accurately reflect stimulus relations, with stronger relations yielding larger effects. The Function Acquisition Speed Test (FAST) provides a behavioral measure for quantifying these emergent stimulus relations.

Keywords:

Function Acquisition Speed Test Implicit Association Test derived relational responding implicit measures matching-to-sample stimulus equivalence

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Area of Science:

Psychology
Behavior Analysis

Background:

Implicit measures are theorized to assess stimulus relations.
Controlled research is needed to confirm if implicit measures reflect stimulus relatedness.

Purpose of the Study:

To investigate if implicit measures, specifically the Function Acquisition Speed Test (FAST), index the degree of relatedness in stimulus relations.
To provide empirical support for the process-level assumptions of implicit measurement within a behavior-analytic framework.

Main Methods:

A matching-to-sample (MTS) procedure trained stimulus equivalence relations between nonsense syllables.
Varying the number of MTS iterations controlled the degree of stimulus relatedness.
Participants completed the FAST following MTS training, or a FAST with known word pair relatedness.

Main Results:

Increasing stimulus relatedness led to a linear increase in FAST effect size.
The FAST demonstrated sensitivity to variations in stimulus relatedness.

Conclusions:

The FAST provides a viable method for quantifying emergent stimulus relations.
Results offer the first direct empirical support for implicit measurement assumptions from a behavioral perspective.