At 6:03 PM -0500 1/28/99, Tim Gaines wrote:
>I don't have the precise reference with me, but I have always liked
>Ferster & Skinner's yoked comparison of VI and VR schedules of
>reinforcement. One animal on a VR schedule determined the intervals
>for the VI animal in that reinforcement was set up for both when the
>VR animal completed the next required number of responses minus one.
>This controlled for the number of reinforcements given but still
>permitted the VR subject to influence the rate of reinforcement with its
>response rate whereas the VI animal had no such influence.
>
>Now that I think about it, I am not sure who did the study, but I'm
>pretty sure it was described in Ferster and Skinner's book, Schedules
>of Reinforcement (1957).
Right!
pp 399-400.
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