As a Distribution of Scores Becomes More Variable, the Value

question 1

Multiple Choice

As a distribution of scores becomes more variable, the value of the standard deviation________.

• A) decreases.
• B) stays the same.
• C) increases.
• D) becomes unpredictable.

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Definitions:

Hertz

A unit of frequency equivalent to one cycle per second, used to measure the frequency of sound waves and electrical signals.

Decibels

A unit of measurement for sound intensity, symbolized as dB, representing the logarithmic comparison between two power levels.

Intensity

The magnitude or strength of a phenomenon or a quality, often used in contexts ranging from physics to emotional experiences.

Cochlea

A spiral-shaped, fluid-filled inner ear structure crucial for converting sound waves into electrical signals that can be interpreted by the brain as sound.