Although Identical Twins Have Been Shown to Have Some Amazing

question 13

Multiple Choice

Although identical twins have been shown to have some amazing psychological similarities, one should be cautious about attributing these similarities to genetic factors because

• A) the twins may have been raised in completely different environments.
• B) genetic factors influence physical, not psychological, characteristics.
• C) any two strangers are likely to share a string of coincidental similarities.
• D) many fraternal twins have been shown to be psychologically different from each other.

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Definitions:

Unknown Value

A value in a dataset or an equation that is not known or has not been determined.

Statistical Method

A collection of mathematical procedures and principles used for analyzing, interpreting, and presenting empirical data.

Equation

A mathematical statement indicating that two expressions represent the same value.

Variables

Elements, features, or factors that are likely to change or vary within the context of a mathematical function or statistical experiment.