A Researcher Sets Up an Experiment to Test a New

question 230

Multiple Choice

A researcher sets up an experiment to test a new antidepressant medication. One group receives the treatment, and the other receives a placebo. The researcher then measures depression using a standardized self-report measure. What is the independent variable in this case?

• A) Whether the individuals scored high or low on the depression measure
• B) Whether the individuals received the treatment or a placebo
• C) Whether the individuals were experiencing depression before the study began
• D) Whether the individuals, depression decreased or increased during the study period

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Definitions:

Disability

A condition, either physical or mental, that limits a person's movements, senses, or activities.

Impediment

An obstacle or barrier that prevents progress or makes it difficult to achieve a goal.

Overweight

A condition characterized by having more body fat than is optimally healthy, often measured by a Body Mass Index (BMI) between 25 and 29.9.

Overweight People

Individuals having a body weight more than what is considered healthy or normal, usually measured in terms of body mass index (BMI).