Why Is Knowing the Variability or Dispersion of a Variable

question 70

Essay

Why is knowing the variability or dispersion of a variable as important as knowing its central tendency? How is variation measured?

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Definitions:

Amplitude

The extent of displacement of a wave or oscillation, a measure of its strength or intensity.

Sensorineural Hearing Loss

A type of hearing loss resulting from damage to the inner ear (cochlea) or the nerve pathways from the inner ear to the brain.

Loudly

With a high volume or intensity of sound.

Middle Ear Infection

An infection located in the air-filled space behind the eardrum, commonly causing earache and sometimes fever.