The Mechanical System or Chain Reaction of Vibrations Triggered by Sound

question 13

Multiple Choice

The mechanical system or chain reaction of vibrations triggered by sound waves are transformed into neural impulses by

• A) hair cells.
• B) the eardrum.
• C) the oval window.
• D) the auditory cortex.

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Definitions:

Moving Average

A statistical measure to smooth out short-term fluctuations and highlight longer-term trends or cycles in data.

Exponential Smoothing

A technique used in time series forecasting that applies decreasing weights to past data, giving more importance to more recent observations.

Stationary Time Series

A type of time series data where statistical properties such as mean and variance are constant over time.

Price/Pound

Price per pound is a unit of measurement for cost relative to weight, commonly used to express the cost of goods sold by weight.