When Traveling Through Any Type of Medium,a Signal Always Experiences

question 48

Multiple Choice

When traveling through any type of medium,a signal always experiences some loss of its power due to friction.This loss of power,or loss of signal strength,is called ____.

• A) amplification
• B) friction
• C) decibel
• D) attenuation

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Definitions:

Wechsler Adult Intelligence Scale

A standard psychological test for measuring adult intelligence in various cognitive domains.

Population Standard Deviation

A measure of the dispersion or variability within a full population data set.

Raw Scores

The original, unmodified scores obtained in any assessment without adjustments or transformations.

Normally Distributed

Describes a probability distribution that is symmetric about the mean, showing that data near the mean are more frequent in occurrence than data far from the mean.