A Confounding Variable in a Research Design Is

question 10

Multiple Choice

A confounding variable in a research design is:

• A) an unintended independent variable that covaries with an intended independent variable.
• B) dependent on using a lie detector in order to eliminate possible false descriptions.
• C) a procedure used to sort out information and create results that are high in validity.
• D) a bonus researchers are happy to see because it is often an unexpected benefit of conducting research.

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Definitions:

Smooth Muscle

Muscle tissue that forms organs like the stomach and bladder, characterized by its lack of striations and its ability to contract involuntarily.

Skeletal Muscle

A type of striated muscle tissue, attached to bones, that is responsible for voluntary movements of the body.

Cardiac Muscle

A specialized form of muscle found only in the heart, characterized by its ability to contract autonomously and rhythmically.

Skeletal Muscle Fibers

Long, cylindrical cells that make up skeletal muscles, responsible for voluntary movements.