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TB_07_69_Measuring Intelligence_LO 7.12_APA LO 1.1
Jona is taking a test that measures how efficiently he processes information. What type of scale is being used?
A) Processing-speed scale
B) Verbal scale
C) Working memory scale
D) Language scale
TB_07_70_Measuring Intelligence_LO 7.12_APA LO 1.1
Which of the following is correct regarding the correlation between children’s test scores and their current or later
grades in school?
A) There is a weak correlation; about .10 to .20.
B) There is a negative and moderate correlation; about -.30 to -.40.
C) There is a strong positive correlation; about .50 to .60.
D) There is a nearly perfect correlation; about .95 to 1.00.
TB_07_71_Measuring Intelligence_LO 7.12_APA LO 1.1
Which of the following statements about the stability of children’s IQ scores is correct?
A) Many children show little or no fluctuation in their IQ scores.
B) Younger children often seem more intelligent than they are, and IQ scores on later tests typically fluctuate
downward to a more accurate, stable level.
C) IQ scores do not fluctuate as a result of stresses, such as parental divorce, change in schools, or birth of a sibling.
D) IQ scores are quite stable with correlations between year-to-year IQ scores in middle childhood typically in the
range of .80.
TB_07_72_Origins of Individual Differences in Intelligence_LO 7.13_APA LO 1.1
Researchers who have analyzed the IQ scores of adopted twins have found that identical twins are more like one
another in IQ than fraternal twins are. They also have found that the IQs of adopted children are more strongly
correlated with the IQs of their biological parents than with the IQs of their adoptive parents. These research results
suggest
A) that environment has no impact upon IQ.
B) that intelligence has a genetic component.
C) that a child’s intellectual capacity is fixed at birth.
D) that a child’s biological heritage predicts her lifetime patterns of achievement and accomplishment.