Examlex
Sampling a population is often necessary because the cost of studying all the items in the population is prohibitive.
Pitch
A tone's perceived frequency.
Frequency
The rate at which something occurs or is repeated over a particular period of time or in a given sample.
Sound Wave
A wave of compression and rarefaction, by which sound is propagated in an elastic medium such as air.
Binocular Cues
Are visual information taken in by two eyes that enable a sense of depth perception, such as stereopsis, convergence, and disparity.
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