The Standard Deviation of a Distribution Is 4

question 11

Multiple Choice

The standard deviation of a distribution is 4.Therefore,the variance of the distribution is

• A)2.
• B)4.
• C)16.
• D)64.

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Definitions:

Microvolts

A unit of electric potential equal to one millionth of a volt, often used in measuring the electrical activity of neurons and muscles.

EEG Experiment

A test or study involving the recording of the electrical activity of the brain through electrodes placed on the scalp.

Desynchronization

A state where natural biological rhythms, such as sleep patterns, become out of sync with environmental cues.

Alpha Waves

A type of brain wave detected by electroencephalography (EEG), associated with a state of relaxed alertness.