Scores on intelligence tests correlate highly with

Scores on intelligence tests correlate highly with
 
  a. malnutrition suffered by the father during pregnancy.
  b. general ratings of the child's physical health.
  c. academic aptitude tests such as the SAT or ACT.
  d. measures of physical strength and endurance.

Question 2

Deprived orphans who are adopted into middle-class families show the best achievement when adoption is done
 
  a. during early infancy.
  b. during late infancy.
  c. during preschool age.
  d. regardless of their age at adoption.

Question 3

The cumulative-deficit hypothesis is intended to explain
 
  a. family budgeting in which expenses outpace income.
  b. why impoverished children suffer from declining IQ.
  c. why those with inferior genotypes are low achievers.
  d. the importance of financial planning for college.

Question 4

The research of Robert McCall, which evaluated the stability of IQ in a sample of 140 children, found that
 
  a. IQ is stable over time.
  b. about 50 percent of the sample had fluctuations in IQ that average 20 points.
  c. about 50 percent of individuals had increases in IQ.
  d. all individuals in the sample showed a decline in IQ.