Mention Any Two Sources of Secondary Data and Provide One

question 84

Essay

Mention any two sources of secondary data and provide one example for each.

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Definitions:

Loudness

A perceptual attribute of sounds that is primarily a physiological correlate of sound pressure level, measured in decibels.

Pitch

The perception of how high or low a sound is, depending on the frequency of the sound wave.

Hertz

The unit of frequency in the International System of Units (SI), equating to one cycle per second.

Auditory Neuron

a nerve cell that is involved in the process of hearing, transmitting auditory signals from the ear to the brain.