QUESTION 17 2 points Save Answer A preexposed CS conditions more slowly than a n

Question

QUESTION 17 2 points Save Answer A preexposed CS conditions more slowly than a novel CS. How does the Rescorla-Wagner model account for this result? OIt assumes alpha goes down during preexposure O It assumes beta goes down during preexposure. O It cannot account for this result. It assumes that laail ler QUESTION 18 2 points Save Answer The concept of preparedness refers to the extent to which the Oresearcher has selected the most effective training procedure. O animal or human is motivated to learn an association. O the response to be learned has a natural relationship with the outcome. Oclassical and instrumental associations must be formed for the organism to be prepared.

Explanation / Answer

17. Option 3 is the correct answer.

The Rescorla-Wagner model shows that the amount of this "surprise" produced by a CS depends on the summed associative strength of all cues present during that trial. The assumption is that the salience of a CS (alpha in the equation) and the strength of the US (beta) are constants and do not change during training. Hence this statement does not apply to the hypothesis by Rescorla and Wagner.

18. Option 3 is correct

Preparedness indicates that humans and animals are inherently that is naturally primed to form certain associations

19. Option 4 is correct

Taste aversion can evoke strong aversive learning in a single trial only

20. Option 2 is correct

Here, Mario’s long Stay in the campus has produced habituation in his/her sleep behaviour

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