On a discrimination training task with pigeons, key pecks are reinforced in the presence of the _____ and not in the presence of the _____. A) S^∆; S^D B) S^D; S^R C) S^R; S^P D) S^D; S^∆

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Quizplus · Accepted Answer

In a discrimination training task, key pecks are reinforced in the presence of a discriminative stimulus (SD) and not reinforced in the presence of a delta stimulus (∆S).

On a Discrimination Training Task with Pigeons, Key Pecks Are