Exam 7: Individual and Group Differences in Mental Abilities

PKU, galactosemia, and Tay-Sachs disease are all classified as

Research indicates that Japanese children have higher mean IQs than American children.

Extensive investigations of the relationships of scores on intelligence tests to degree of kinship have found the highest correlation between the IQs of

Greater age-related declines in mental abilities have been found in longitudinal than in cross-sectional studies.

The definition and procedures for diagnosing mental retardation vary from state to state, but an IQ of 75 is generally considered to be a cutoff score in the diagnosis.

Of the following, a finding in the area of individual differences that is best substantiated is the significant relationship between IQ and

Evidence from PET scan data indicates that higher-order mental processes take place in the frontal lobes of the brain.

Intelligence test scores are negatively correlated with family size.

In the classification system of the American Psychiatric Association, the category "severe mental retardation" designates individuals whose IQs are in the __________ range.

Regarding the relationship of mental ability to race, it has been proven that

Discuss the Individuals with Disabilities Act (IDEA), including the five developmental domains for which criteria are listed in the Act, the meaning of learning disability defined in the Act, and the provision of Individualized Education Programs (IEPs) for children diagnosed as learning disabled.

Both intelligence and occupational status are correlated with social-class background, a fact that may account for the positive relationship between these two variables.

The high expectations placed on gifted children can cause them to become depressed and develop other behavioral problems.

All of the following groups except __________ attain lower mean IQ scores than native-born white Americans on standardized intelligence tests.

Immigrants to the United States from Northern and Eastern Europe are intellectually brighter than those from Southern and Western Europe.

Head size in infancy is not a significant predictor of later intellectual status.

Discuss the evidence concerning the relationships and effects of heredity on intelligence test scores. How do hereditary and environmental factors interact to shape intelligence?

Children who live in rural areas tend to have lower mean IQs than children who live in urban areas.

The nature and extent of a child?s learning disability is most easily determined by a screening test.

To be diagnosed as learning disabled in many California, a child?s intellectual ability must be at least one standard deviation above his or her level of achievement.