A Trial Begins with Presentation of a Discriminative Stimulus

question 36

Multiple Choice

A trial begins with presentation of a discriminative stimulus.If the stimulus is a light, a food pellet reinforcer will be set up after 20 seconds and can be earned with a lever press.If the stimulus is a tone, a food pellet reinforcer will be set up after 40 seconds and can be earned with a lever press.Test trials involve recording the subject's responses over 80 non­reinforced seconds.This type of experiment is investigating an organism's ability to

• A)form concepts.
• B)produce durations.
• C)estimate durations.
• D)chunk information.

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