How do researchers determine whether babies can tell the difference between two stimuli, given that their young subjects are not able to tell them?

What will be an ideal response?

Answer: They could look at changes in heart rate and changes in sucking rate.

Psychology

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In which of the following two scenarios does Grace demonstrate that she has developed theory of mind? (1) Grace accidentally pops Max's red balloon. Max is furious and heartbroken. Grace tells her mother "Max thinks I did it on purpose." (2) Grace and Max play contentedly side by side with their blocks. Max builds a tower and Grace builds two small houses.

a. scenario (1) only b. scenario (2) only c. scenarios (1) and (2) d. neither scenario

Psychology

Steven is paralyzed from the neck down and does not experience the autonomic responses that usually accompany fear. Despite this injury, he continues to experience fear. Which theory of emotion is contradicted by this observation?

a. Cannon-Bard b. Two-factor theory c. James-Lange theory d. Physiological theory

Psychology