How has socioeconomic status (SES) been shown to influence intelligence in children?
A. Higher SES children show lower heritability of intelligence.
B. Lower SES children show lower heritability of intelligence.
C. Higher SES children tend to be less intelligent than average.
D. Lower SES children tend to be more intelligent than average.
Answer: B
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In addition to gaining social acceptance, a second goal of self-presentation is to ____
a. claim an identity b. gain self-knowledge c. provide self-verification d. increase public self-consciousness
Regarding the intellectual development of infants, which of the following statements is FALSE?
a. Videotapes of 20-day-old infants confirm that they can imitate adult facial gestures while they can see them. b. As early as nine months of age, infants can remember and imitate actions a day after seeing the actions. c. Three- to eight-week-old babies seem to understand that a person's voice and body should be connected. d. Although young infants have not yet developed fluid intelligence, they do have a remarkable capability for crystallized intelligence.
REM sleep is associated with ____.
A. tension and activity of the postural muscles B. PGO waves in the brain C. a highly synchronized EEG pattern D. decreased heart rate
Dr. Downer is interested in studying the genetic influences of depression. If he decides to examine pairs of twins to test his hypothesis, he will be interested in the
a) duplicity rate. b) prevalence rate. c) heritability factor. d) concordance rate.