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Example of Predictability in Conditioning: Consistent vs. Inconsistent Dinner Times
An illustration of predictability in conditioning involves two scenarios. In one, a child named Ari is always served dinner at 6:00 PM. The consistent timing allows 6:00 PM to become a reliable conditioned stimulus (CS) that predicts food (UCS), causing Ari to feel hungry (CR) beforehand. In contrast, another child, Soraya, has a variable dinner schedule. For her, 6:00 PM is not a reliable predictor of dinner, so she is less likely to form a conditioned association between that time and feeling hungry.
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Rescorla-Wagner Model
Example of Predictability in Conditioning: Consistent vs. Inconsistent Dinner Times
Two researchers are training pigeons to peck a key for a food reward. Researcher A's setup delivers a food pellet every single time a green light flashes. Researcher B's setup also flashes a green light before delivering a food pellet, but it also flashes the green light frequently at other times when no food is delivered. After many trials, which outcome is most likely?
A researcher is conducting two separate experiments to condition a rat to freeze in response to a tone. In Experiment A, the tone is sounded for 5 seconds, and a mild electric shock is delivered immediately after the tone ends. This pairing occurs consistently every time. In Experiment B, the tone is also sounded for 5 seconds, but the shock is delivered randomly—sometimes during the tone, sometimes minutes after, and sometimes not at all. Based on the principles of how associations are formed,