David wants to look at genetic influences on IQ, so he administers a battery of tests to Frank and Fred, who are fraternal twins; Sidney and Sheldon, who are identical twins; and Larry and Harry, who are non-twin brothers. David's supervisor asks him to make a guess about which set of siblings will most likely have the most similar IQs. David's best guess would be
A. Frank and Fred.
B. Sidney and Sheldon.
C. Larry and Harry.
D. Since they're all siblings, the correlation should be about the same for all pairs.
Answer: B
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In what way did Fantz's research change psychology?
A. He developed research methods to study infant cognition, and demonstrated that infants have perceptual abilities that were not previously recognized. B. He showed that perceptual abilities in all organisms are essentially the same, and helped prove the theory of evolution C. He demonstrated that parents should look their babies in the eyes more, and that babies see best lying on their backs D. He showed that infants' vision is more developed that previously thought, and that they always stare longer at bright colors.
When a child understands that people have mental states, such as thoughts, beliefs, and intentions, and that other people's mental states can be different from his or her own, we say that the child has developed
a. animism. b. egocentric thought. c. theory of mind. d. conservation.
Adolescence is the least psychologically and socially difficult of the life cycle changes
Indicate whether the statement is true or false
Students who encoded words in a semantic orienting task by rating their pleasantness believed that
a. semantic retrieval cues would be more effective than phonemic retrieval cues. b. phonemic retrieval cues would be more effective than semantic retrieval cues. c. both cues would be equally effective. d. neither cue would be effective.