Adult Decision Making Competence ADMC


Measure name: Adult Decision-Making Competence ADMC

Overview: The Adult Decision-Making Competence measure consists of a set of seven decision-making tasks designed to assess different aspects of decision-making.

 Response Type: The responses vary with the task.

Scale items: The Adult Decision-Making Competence measure includes the following seven tasks. The numbers in parentheses are Cronbach alphas and test-retest values.

Resistance to Framing (.62, .58)

Recognizing Social Norms (.64, .46)

Under/Overconfidence (.77, .47)

Applying Decision Rules (.73, .77)

Consistency in Risk Perception (.72, .51)

Resistance to Sunk Costs (.54, .61)

Path Independence (.75, .28)

See Appendix A of the 2007 article for a lengthy list of sample items for the 7 task categories mentioned above.



Cronbach’s Alpha and test-retest values were reported in Table 2 of the 2007 article referenced below. See the values next to the 7 tasks above.


The 2007 article includes the results of factor analyses. In addition, the authors reported correlations between the Adult Decision-Making Competence and a variety of other measures such as SES, Raven, Nelson-Denny, Decision-Making Outcomes, and Decision-Making Styles.


Availability or Contact Information

From the article

Correspondence concerning this article should be addressed to Wa¨ndi Bruine de Bruin, Department of Social and Decision Sciences, Carnegie Mellon University, 5000 Forbes Avenue, Pittsburgh, PA 15213. E-mail:


Reference for the scale

Bruine de Bruin, W., Parker, A. M., & Fischhoff, B. (2007). Individual differences in adult decision-making competence. Journal of Personality and Social Psychology92(5), 938–956.


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Resource Link:  A – Z Test Index





The information about scales and measures is provided for clinicians and researchers based on professional publications. The links to authors, materials, and references can change. You may be able to locate details by contacting the main author of the original article or another author on the article list.


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