If a Trait Were Primarily Influenced by Genetic Variables, We

question 26

Multiple Choice

 If a trait were primarily influenced by genetic variables, we would expect to see

• A) adopted children who are more similar to their biological parents in the trait than to their adoptive parents.
• B) adopted children who are more similar to their adoptive parents in the trait than to their biological parents.
• C) strong similarities between adoptive and biological parents.
• D) strong similarities between adoptive children and their adoptive siblings.

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Definitions:

Deviations

Differences between values in a data set and a central point, typically the mean of the set.

Interquartile Range

A measure of statistical dispersion, which is the spread between the first and third quartiles of a dataset, effectively capturing the middle 50%.

Variance

A measure of the dispersion of a set of values, calculated as the average of the squared deviations from the mean.

Computational Formula

Formula that is an algebraic manipulation of a definitional formula designed to minimize the complexity of mathematical calculations.