Controlling Within-Subjects Designs in Which of These Designs Might Confounding

question 46

Multiple Choice

Controlling Within-Subjects Designs In which of these designs might confounding due to order effects be a problem?

• A)between-subjects design
• B)matched groups design
• C)within-subjects design
• D)matched groups design and within-subjects design

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Definitions:

Erythrocytes

Red blood cells that carry oxygen from the lungs to the body tissues and carbon dioxide as a waste product, back to the lungs.

Thrombus

A blood clot that forms in a vessel and remains there, which can obstruct blood flow through the circulatory system.

Embolus

A blood clot, air bubble, or other substance that is carried in the bloodstream and can block blood vessels.

Immune Response

The body's defensive reaction to foreign substances, including microbes and pathogens, involving recognition and response.