James Was Born with Genes to Be a Professional Athlete

question 20

Multiple Choice

James was born with genes to be a professional athlete, but his environmental experiences never supported the development of his potential athletic ability, so he never became a professional athlete. This example illustrates the concept of a trait being _____.

• A) polygenic
• B) nonadditive
• C) multifactorial
• D) monozygotic

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Definitions:

Chi-Squared Test Statistic

A statistical measure used to evaluate the differences between observed and expected frequencies in one or more categories.

Observed Frequencies

The actual number of occurrences of each possible outcome of a variable recorded in a dataset, often used in the context of chi-square tests and frequency distributions.

Expected Frequencies

The anticipated count of occurrences across different categories in a probability distribution based on a theoretical model.

Alternative Hypothesis

The hypothesis that suggests there is a significant difference or effect, in contrast to the null hypothesis.