Discarding Unsatisfactory Responses from Collected Data May Have Merit in All

question 18

Multiple Choice

Discarding unsatisfactory responses from collected data may have merit in all of the following situations EXCEPT:

• A) when the proportion of unsatisfactory respondents is small.
• B) when the sample size is large.
• C) when the unsatisfactory respondents differ from satisfactory respondents in obvious ways.
• D) when the proportion of unsatisfactory responses for each of these respondents is large.
• E) responses on key variables are missing.

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Definitions:

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.

Tympanic Membrane

Also known as the eardrum, it is a thin layer that separates the outer ear from the middle ear and vibrates in response to sound waves.

Middle Ear

The air-filled space located between the eardrum and inner ear containing the auditory ossicles.

Binaural

Pertaining to or involving both ears, often used to describe hearing processes that use input from both ears to perceive sound.