The Average of the Deviations, ,Can Never Actually Be

question 20

Multiple Choice

The average of the deviations, ,can never actually be computed.Why?

• A)You cannot subtract the mean from every number in the sample.
• B)When you subtract the mean from some numbers,you get negative numbers.
• C)The sum of all deviations from the mean always equals zero.
• D)The actual N is never truly known.

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Definitions:

Cerebellum

A part of the brain that regulates motor movements, balance, and coordination.

Muscle Tone

The continuous and passive partial contraction of muscles, or the muscle's resistance to passive stretch during resting state.

Heart Rate

The number of heartbeats per unit of time, usually expressed as beats per minute (bpm).

Voluntary Movements

Movements that are under conscious control, such as walking, grabbing, or speaking.