What Does the Interquartile Range Describe

question 3

Multiple Choice

What does the interquartile range describe?

• A)The range of the lower 50% of the observations
• B)The range of the middle 50% of the observations
• C)The range of the upper 50% of the observations
• D)The ranges of the lower 25% and the upper 25% of the observations

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Definitions:

Orbicularis Oculi

The orbicularis oculi is a circular muscle surrounding the eye that allows for blinking and squinting.

Orbicularis Oris

A complex of muscles in the lips that encircles the mouth, enabling movements involved in speech and facial expressions.

Nasalis

A facial muscle responsible for the compression of the nasal cartilage.

Facial Nerve

A cranial nerve that controls the muscles of facial expression, taste sensations from the anterior two-thirds of the tongue, and the production of saliva and tears.