A Researcher Finds That for a Particular Trait, the Correlation

question 106

Multiple Choice

A researcher finds that for a particular trait, the correlation between identical twins is greater than is the correlation between nontwin siblings. This result demonstrates that

• A) environmental factors are important in the development of this trait.
• B) genetic factors are important in the development of this trait.
• C) genetic factors are not important in the development of this trait.
• D) environmental factors are not important in the development of this trait.

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Definitions:

Stratification

A sociological term referring to the classification of society into groups based on wealth, power, and social status.

Progressive Taxation

A taxing system where the tax rate increases as the taxable amount increases, with higher income individuals paying a higher percentage of their income than lower-income individuals.

Regressive Taxation

A tax system where the tax rate decreases as the taxable amount increases, placing a higher relative burden on lower-income earners.

Poverty

A socio-economic condition characterized by a lack of financial resources necessary for basic living standards such as shelter, food, and healthcare.