What Is a Confounding Variable? How Does It Affect the Validity

question 46

Essay

What is a confounding variable? How does it affect the validity of your research study? Describe a research study that contains an example of a confounding variable.

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Definitions:

Ingestion

The act of consuming food, beverages, or any other material by ingestions or absorption into the organism.

Absorption

Absorption is the process by which substances are taken into the body's interior, as in the uptake of nutrients by the digestive tract.

Absorption

The process by which substances are taken up into a more assimilable form, such as nutrients from food into the bloodstream.

Peristalsis

A sequence of muscular waves that propel food along the digestive system.