The Manipulated Variable in an Experiment Is the ____ Variable

question 9

Multiple Choice

The manipulated variable in an experiment is the ____ variable.

• A) independent
• B) dependent
• C) extraneous
• D) confounding

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Definitions:

Tympanic Membrane

A membrane forming part of the hearing system in the ear, functioning as the boundary between the external and middle ear.

Auricle

The outer part of the ear that collects sound waves; also known as the pinna.

Audiometer

An electronic device used to evaluate hearing loss by measuring a person’s ability to hear various sound frequencies.

Otoscope

A medical device used for examining the ear's interior to diagnose ear conditions and infections.