Browsing Psychology Faculty Research, Publications, and Presentations by Author "Marshall, Andrew T."

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Browsing Psychology Faculty Research, Publications, and Presentations by Author "Marshall, Andrew T."

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  • The effects of the previous outcome on probabilistic choice in rats
    Marshall, Andrew T.; Kirkpatrick, Kimberly (2013)
    This study examined the effects of previous outcomes on subsequent choices in a probabilistic-choice task. Twenty-four rats were trained to choose between a certain outcome (one or three pellets) vs. an uncertain outcome ...
  • Motivation and timing: clues for modeling the reward system
    Galtress, Tiffany; Marshall, Andrew T.; Kirkpatrick, Kimberly (2012)
    There is growing evidence that a change in reward magnitude or value alters interval timing, indicating that motivation and timing are not independent processes as was previously believed. The present paper reviews several ...