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,although this gap has been reduced by one-third since 1972.
B) As a group, Japanese-American children score above average on IQ tests.
C) When an intelligence test made up of 100 words selected from the Dictionary of Afro-American Slang was given to 100 African-American and 100 European- American high school students, the African-American group averaged 36 points higher than the European-American group.
D) One study found that placing poor African-American children into European-American adoptive families had no effect on the children's IQs.

Question

Quizplus · Accepted Answer

The statement is false because studies have shown that placing African-American children in European-American adoptive families can have a positive effect on their IQ scores, suggesting that environment plays a significant role in IQ development.

Regarding the Performance of Various Ethnic Groups on IQ Tests