In a Survey of a TriDelta Chapter with 46 Members

question 48

Multiple Choice

In a survey of a TriDelta chapter with 46 members, 11 were taking mathematics, 36 were taking English, and 10 were taking both. How many were not taking either of these subjects? ​

• A) 11
• B) 6
• C) 36
• D) 9
• E) 10

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Definitions:

Otoscopy

A medical examination technique that involves looking inside the ear using an instrument called an otoscope.

Electronystagmography

A diagnostic test that records involuntary movements of the eye (nystagmus) to assess the vestibular system.

Tympanometry

A test that measures the movement of the eardrum in response to changes in air pressure, used to diagnose issues in the middle ear.

Tympanometry

A diagnostic test that measures the movement of the eardrum in response to changes in air pressure, used to detect fluid in the middle ear or Eustachian tube dysfunction.