Two groups of rats receive classical conditioning trials in which a tone and electric shock are presented. For Group 1 the electric shock always follows the tone. For Group 2 the tone and shock occur randomly. Which of the following is likely to result?

Question

Quizplus · Accepted Answer

Group 1 receives consistent pairings between the tone and the shock, resulting in the tone becoming a reliable predictor of the shock and therefore a strong conditioned stimulus (CS). In contrast, Group 2 receives random pairings and may not be able to form a strong association between the tone and shock, resulting in the tone not becoming a reliable CS.

Two Groups of Rats Receive Classical Conditioning Trials in Which