Inquisit Test Variants

5-Trial Adjusting Delay Discounting Task

A brief, 5-question delay discounting task that takes under a minute to administer designed by Koffarnus, Warren, and Bickel (2014).


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User Manual Sample Data Last Updated: Mar 12, 2018, 7:07PM

Delay and Probability Discounting Procedure (random adjustment)

The Delay Discounting Task developed by Richards, Zhang, Mitchell, and De Wit (1999). The procedure uses a random adjustment algorithm to produce discount estimates (i.e., indifference points) for 10 different delays.


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User Manual Sample Data Last Updated: Sep 12, 2017, 5:33PM

Delay and Probability Discounting Procedure (random adjustment) - Spanish

Spanish version of the Delay Discounting Task developed by Richards, Zhang, Mitchell, and De Wit (1999). The procedure uses a random adjustment algorithm to produce discount estimates (i.e., indifference points) for 10 different delays.


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User Manual Sample Data Last Updated: Sep 12, 2017, 5:33PM

Delay Discounting Task - ABCD Consortium

The delay discounting task for adolescents used in the ABCD Consortium's longitudinal study on cognitive development from childhood to early adulthood.


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User Manual Sample Data Last Updated: Apr 16, 2018, 3:31AM

Delay Discounting Task (short term)

The Delay Discounting Task developed by Cherek, Moeller, Dougherty, and Rhoades (1997). The task provides a measure of impulsivity by evaluating discount rates for rewards delayed by 10 seconds.


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User Manual Sample Data Last Updated: Sep 12, 2017, 5:33PM

Delay Discounting Task (short term) - Spanish

The Delay Discounting Task developed by Cherek, Moeller, Dougherty, and Rhoades (1997). The task provides a measure of impulsivity by evaluating discount rates for rewards delayed by 10 seconds.


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User Manual Sample Data Last Updated: Sep 12, 2017, 5:33PM

Delay Discounting Task with Money and Food - English

The Delay Discounting Task involving money and food. The task modeled off of the task used by Odum, Baumann, and Rimington (2006) and in developmenet by Leonard Epstein et al (in press).


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User Manual Sample Data Last Updated: Sep 12, 2017, 6:33PM

Delay Discounting Task with Money and Food - French

The French translation of a Delay Discounting Task involving money and food. The task modeled off of the task used by Odum, Baumann, and Rimington (2006) and in developmenet by Epstein et al (2010).


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User Manual Sample Data Last Updated: Sep 12, 2017, 5:33PM

Delay Discounting Task with Money and Food - Spanish

The Spanish translation of a Delay Discounting Task involving money and food. The task modeled off of the task used by Odum, Baumann, and Rimington (2006) and in developmenet by Epstein et al (2010).


(Requires Inquisit Lab to run on your computer)
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(See how the test runs with Inquisit Web)
User Manual Sample Data Last Updated: Sep 12, 2017, 5:33PM

Experiential Discounting Task

Then Experiential Delay Discounting Task used by Reynolds & Schiffbauer (2004) to measure value assigned by a participant to experienced delays.


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User Manual Sample Data Last Updated: Sep 12, 2017, 5:33PM

References

Cherek, D. R., Moeller, F. G, Dougherty, D. M., Rhoades, H. (1997). Studies of Violent and Nonviolent Male Parolees: II. Laboratory and Psychometric Measurements of Impulsivity. Biological Psychiatry, 41, 523-529.

Richards, J. B., Zhang, L., Mitchell, S. H., De Wit, H. (1999). Delay or probability discounting in a model of impulsive behavior: Effect of alcohol. Journal of the Experimental Analysis of Behavior, 71, 121-143.

Madden, G. J., Bickel, W. K., Jacobs, E. A. (1999). Discounting of Delayed Rewards in Opioid-Dependent Outpatients: Exponential or Hyperbolic Discounting Functions? Experimental and Clinical Psychopharmacology, 7, 284-293.

Moeller, F. G., Dougherty, D. M, Barratt, E. S., Oderinde, V, Mathias, C. W., Harper, R. A., Swann, A. C. (2002). Increased impulsivity in cocaine dependent subjects independent of antisocial personality disorder and aggression, Drug and Alcohol Dependence, 68, 105-111.

Odum, A.L., Baumann, A.A.L., Rimington, D.D. (2006). Discounting of delayed hypothetical money and food: Effects of amount. Behavioural Processes, 73, 278-284.

Robles, E., Vargas, P. A., Bejarano, R. (2009). Within-subject differences in degree of delay discounting as a function of order of presentation of hypothetical cash rewards. Behavioral Processes, 81, 260-263.

Epstein, L. H., Salvy, S. J., Carr, K. A., Dearing, K. K., & Bickel, W. K. (July 01, 2010). Food reinforcement, delay discounting and obesity. Physiology & Behavior, 100, 5, 438-445.

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