Static-cutoff Violations and Judgemental Boostrapping

Do Suk Lee

Research questions: The presentation discusses two research questions i) Does systematic judgment reduce the number of static cutoff violations (SCV)? and ii) Does systematic judgment facilitate setting optimal threshold? Research data & methods: The research data originally came from the Sorum and colleagues' research (2002), "Does Choosing a Treatment Depend on Making a Diagnosis?" 75 doctors - 56 French and 19 U.S. – judged whether children had acute atitis media (AOM) or not based on 11 diagnosis cues and 4 treatment cues. To test questions, the research uses static cutoff model and judgmental bootstrapping. Static cutoff model calculates the number of SCV, and judgmental bootstrapping computes its systematic judgment. Results: Systematic judgment makes less SCV than that of personal judgment. In addition, a threshold which is calculated by static cutoff model and judgmental bootstrapping increases accuracy of judgment.

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