Abstract
No within-session contrast was found with a mult FR EXT schedule that produced positive behavioral contrast between sessions. The absence of within-session contrast agrees with an earlier study by Reynolds (1968) and poses a difficulty for response-rate interpretations of behavioral contrast.
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References
Reynolds, G. S. Behavioral contrast. Journal of the Experimental Analysis of Behavior, 1961, 4, 57–71.
Reynolds, G. S. Positive behavioral contrast: Development within sessions. Psychonomic Science, 1968, 10, 321–322.
Smith, M. C., Jr., & Hoy, W. J. Rate of response during operant discrimination. Journal of Experimental Psychology, 1954, 48, 259–264.
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This research was aided by a Faculty Research Grant.
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Beecroft, R.S. Within-session behavioral contrast?. Psychon. Sci. 17, 286–287 (1969). https://doi.org/10.3758/BF03336532
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DOI: https://doi.org/10.3758/BF03336532