About how much of personality is determined by genetics?
a) 40-60%
b) 10-30%
Consider This: Genetics appear to be fairly influential in determining personality.
LO 8.2: State the factors that influence personality traits
c) 80-100%
Consider This: Genetics appear to be fairly influential in determining personality.
LO 8.2: State the factors that influence personality traits
d) 0-20%
Consider This: Genetics appear to be fairly influential in determining personality.
LO 8.2: State the factors that influence personality traits
ANS: a
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Which of the following statements can be used as evidence for the idea that infant characteristics cause differences in attachment?
A) Infants with special needs more often develop insecure-disorganized attachments. B) Infants with insecure attachments tend to cry more than securely attached infants. C) Infants with insecure-resistant attachments are less alert and less active from birth. D) These statements are correlational and cannot be used as evidence for causal relationships.
Regarding the performance of various ethnic groups on IQ tests, which of the following statements is FALSE?
a. Historically, African-American children have scored an average of 15 points lower on standardized IQ tests than European-American children. b. As a group, Japanese-American children score above average on IQ tests. c. When unequal education is part of the equation, IQs may tell us little about how heredity affects intelligence. d. One study found that placing poor African-American children into European-American adoptive families had no effect on the children's IQs.