While Conducting Research with a Small Population in South America

question 28

Multiple Choice

While conducting research with a small population in South America you note that an overwhelming majority of individuals exhibit signs of a specific genetic abnormality. This is most likely the result of:

• A) natural selection.
• B) founder effect.
• C) extinction.
• D) gene flow.

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Definitions:

Nonlinear Relationship

A type of relationship between two variables where a change in one variable does not lead to a constant change in the other variable.

Stepwise Regression Analysis

A method of fitting regression models where the choice of predictive variables is carried out by an automatic procedure.

Independent Variables

Variables in an experiment or model that are manipulated or categorized to observe their effect on the dependent variable, without being affected by any other variable in the experiment.

Statistical Packages

Software specifically designed for performing statistical analysis.