Imagine You Created a Survey to Examine Binge Drinking on Your

question 28

Essay

Imagine you created a survey to examine binge drinking on your campus. You asked respondents directly if they engaged in binge drinking. Once you started analyzing the results you realized what you were attempting to measure was not reflected in the question you asked. Which type of validity was not achieved in your study and why? Why is achieving this validity important? What question could you ask instead and what would rules would you use to say that a person engaged in binge drinking?

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Definitions:

Coefficient

A numerical or constant quantity placed before and multiplying the variable in an algebraic expression.

Independent Variable

A variable in an experiment or model that is manipulated or categorized to observe its effect on the dependent variable.

Dependent Variable

In an experimental setting, the variable being tested and measured, which is expected to change as a result of modifications to the independent variable.

Independent Variables

Variables in an experiment that are manipulated to determine if they cause a change in the dependent variable.