Rats that were rewarded only if their speed in an alley fell within a narrow band extinguished at a relative rate comparable to that of rats that received the same frequency of reward uncorrelated with speed. This is consistent with the proposition that each response dimension is independently determined by its correlation with reward.
References
1.
LoganF. A.Incentive: how the conditions of reinforcement affect the performance of rats. New Haven: Yale Univer. Press, 1960.