Question 1

Professor McKenzie's research suggests that approximately 30 percent of the variation in SAT scores among a large group of high school students can be attributed to genetic differences among the students.The 30-percent figure represents an assessment of

Accepted Answer

A)   polygenetic factors.
B)   the family-environment effect.
C)   heritability.
D)   general intelligence.

Question 2

Trevor believes he is increasing his intelligence by devoting a lot of time and disciplined effort into completing his schoolwork assignments.Trevor's disciplined effort is most clearly encouraged by

Accepted Answer

A)   test standardization.
B)   emotional intelligence.
C)   predictive validity.
D)   a growth mindset.

Question 3

Today's researchers have identified many different chromosomal regions important to intelligence.This indicates that intelligence

Accepted Answer

A)   is adaptive.
B)   is completely genetic.
C)   is polygenetic.
D)   depends on the family-environment effect.

Question 4

Males' mental ability scores show greater ________ than females' mental ability scores.

Accepted Answer

A)   stability
B)   heritability
C)   variability
D)   growth mind-set

Question 5

On average,the intelligence test scores of the Dingbats are much higher than those of the Dodos.The difference in the average test scores of the two groups might be a product of

Accepted Answer

A)   genetic differences between two groups with similar environments.
B)   environmental differences between two groups with similar genetics.
C)   genetic and environmental differences between the two groups.
D)   any of these things.

Question 6

Intelligence tests are "biased" in the sense that

Accepted Answer

A)   test performance is influenced by cultural experiences.
B)   the validity of intelligence tests is close to zero.
C)   the heritability of intelligence is very high.
D)   numerical scores of intelligence serve to dehumanize individuals.

Question 7

Sweden and Iceland exhibit little of the gender gap in mathematical abilities found in Turkey and Korea.This best illustrates that mental abilities are

Accepted Answer

A)   polygenetic.
B)   genetic.
C)   socially influenced.
D)   stable.

Question 8

In Asia and Russia,teen girls have scored _______ boys in an international science exam;in North America and Britain,teen girls have scored ________ boys.

Accepted Answer

A)   higher than;higher than
B)   lower than;lower than
C)   higher than;lower than
D)   lower than;higher than

Question 9

The intelligence test scores of today's better-fed population ________ the scores of the 1930s population.

Accepted Answer

A)   are higher than
B)   are lower than
C)   are equal to
D)   can't be compared with

Question 10

The study of how genes and environment interact to influence intelligence and other human characteristics is called

Accepted Answer

A)   polygenetics.
B)   heritability.
C)   epigenetics.
D)   growth mindset.

Question 11

Identical twins Madison and Claire live with their biological parents.Madison scored 120 on an intelligence test he took when he was 12 years old.Claire took the same test.What would you predict Claire's score to be?

Accepted Answer

A)   very close to 120
B)   as dissimilar as the scores of siblings raised together
C)   as dissimilar as the scores of siblings raised apart
D)   It is impossible to compare the scores of identical twins raised together.

Question 12

You are giving a speech about the reasons Asian students outperform North American students on math achievement and aptitude tests.Which of the following findings would be INCORRECT to cite?

Accepted Answer

A)   North American students spend much less time studying math in school.
B)   Asian students spend much more time studying math outside of school.
C)   Asian students attend school 30 percent more days per year.
D)   These tests are biased negatively toward North American students.

Question 13

Estimates of the heritability of intelligence range from

Accepted Answer

A)   10 to 30 percent
B)   20 to 50 percent.
C)   40 to 70 percent.
D)   50 to 80 percent.

Question 14

Compared with North American students,Asian students perform

Accepted Answer

A)   better on math aptitude and achievements tests and they spend less time studying.
B)   no better on math aptitude and achievements tests and they spend less time studying.
C)   better on math aptitude and achievement tests and they spend more time studying.
D)   no better on math aptitude and achievements tests and they spend more time studying.

Question 15

Brain scans reveal that identical twins' brains have ________ gray matter volume and ________ white matter volume.

Accepted Answer

A)   similar;dissimilar
B)   dissimilar;similar
C)   similar;similar
D)   dissimilar;dissimilar

Question 16

Poverty,sensory deprivation,and social isolation are most likely to

Accepted Answer

A)   reduce heritability estimates.
B)   hinder brain development.
C)   foster stereotype threat.
D)   reduce the predictive validity of intelligence tests.

Question 17

Hunt's 1961 book,Intelligence and Experience,helped launch ________ in 1965.

Accepted Answer

A)   Project Epigenetics
B)   Project Growth Mindset
C)   Project Head Start
D)   Project Polygenetics

Question 18

Carla and Nathan want to enhance their infant's cognitive development through early exposure to a variety of special educational lessons.Research has demonstrated that

Accepted Answer

A)   there is no environmental recipe for fast-forwarding a normal infant into a genius.
B)   these efforts will decrease the chance of increasing their child's intelligence.
C)   the more these parents spend on special educational programs the greater the advancements in the child's intelligence.
D)   these educational programs will work but the parents need find the right program with the right instructors.

Question 19

A researcher interested in enabling children to have opportunities to increase their learning would have been most enthusiastic about

Accepted Answer

A)   eugenics.
B)   heritability.
C)   Head Start programs.
D)   polygenetics.

Question 20

Stereotype threat involves a concern about confirming

Accepted Answer

A)   low heritability estimates.
B)   a multiracial self-identity.
C)   low performance expectations.
D)   the poor predictive validity of intelligence tests.

Exam 31: Introduction to Intelligence

Carla and Nathan want to enhance their infant's cognitive development through early exposure to a variety of special educational lessons.Research has demonstrated that

Correct AnswerverifiedShow Answer

Males' mental ability scores show greater ________ than females' mental ability scores.

Correct AnswerverifiedShow Answer

Intelligence tests are "biased" in the sense that

Correct AnswerverifiedShow Answer

You are giving a speech about the reasons Asian students outperform North American students on math achievement and aptitude tests.Which of the following findings would be INCORRECT to cite?

Correct AnswerverifiedShow Answer

Today's researchers have identified many different chromosomal regions important to intelligence.This indicates that intelligence

Correct AnswerverifiedShow Answer

Poverty,sensory deprivation,and social isolation are most likely to

Correct AnswerverifiedShow Answer

The study of how genes and environment interact to influence intelligence and other human characteristics is called

Correct AnswerverifiedShow Answer

Professor McKenzie's research suggests that approximately 30 percent of the variation in SAT scores among a large group of high school students can be attributed to genetic differences among the students.The 30-percent figure represents an assessment of

Correct AnswerverifiedShow Answer

Trevor believes he is increasing his intelligence by devoting a lot of time and disciplined effort into completing his schoolwork assignments.Trevor's disciplined effort is most clearly encouraged by

Correct AnswerverifiedShow Answer

Estimates of the heritability of intelligence range from

Correct AnswerverifiedShow Answer

Brain scans reveal that identical twins' brains have ________ gray matter volume and ________ white matter volume.

Correct AnswerverifiedShow Answer

The intelligence test scores of today's better-fed population ________ the scores of the 1930s population.

Correct AnswerverifiedShow Answer

Identical twins Madison and Claire live with their biological parents.Madison scored 120 on an intelligence test he took when he was 12 years old.Claire took the same test.What would you predict Claire's score to be?

Correct AnswerverifiedShow Answer

A researcher interested in enabling children to have opportunities to increase their learning would have been most enthusiastic about

Correct AnswerverifiedShow Answer

Sweden and Iceland exhibit little of the gender gap in mathematical abilities found in Turkey and Korea.This best illustrates that mental abilities are

Correct AnswerverifiedShow Answer

On average,the intelligence test scores of the Dingbats are much higher than those of the Dodos.The difference in the average test scores of the two groups might be a product of

Correct AnswerverifiedShow Answer

In Asia and Russia,teen girls have scored _______ boys in an international science exam;in North America and Britain,teen girls have scored ________ boys.

Correct AnswerverifiedShow Answer

Hunt's 1961 book,Intelligence and Experience,helped launch ________ in 1965.

Correct AnswerverifiedShow Answer

Compared with North American students,Asian students perform

Correct AnswerverifiedShow Answer

Stereotype threat involves a concern about confirming

Correct AnswerverifiedShow Answer

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Brain scans reveal that identical twins' brains have gray matter volume and white matter volume.

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In Asia and Russia,teen girls have scored _ boys in an international science exam;in North America and Britain,teen girls have scored __ boys.

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