What Is a Good Control Group for a Research Study

question 103

Multiple Choice

What is a good control group for a research study on people with eating disorders?

• A) People who have an eating disorder and a wide range of educational backgrounds.
• B) A group that is comparable to those with eating disorders except they eat normally.
• C) A group that is drawn from the sample of people with eating disorders.
• D) People who used to have eating disorders but no longer say they do.

---

Definitions:

Economic Reasoning

The process of making decisions based on costs, benefits, and incentives in an effort to maximize benefits while minimizing costs.

Empirical Economics

The branch of economics that focuses on using data and statistical methods to test hypotheses and build economic theories.

Statistical Techniques

Mathematical methods applied to analyze, interpret, and make inferences from data.

Positive Statement

An objective statement that can be tested, based on factual information and data, without any value judgments.