What Is the Standard Deviation

question 18

Multiple Choice

What is the standard deviation?

• A)A measure of the dispersion or spread of data around the mean.
• B)A measure of the relationship between two variables.
• C)The variance squared.
• D)The degree to which scores cluster at the ends of the distribution.

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Definitions:

Blood Pressure

The pressure of circulating blood on the walls of blood vessels, often measured for diagnosis since it is closely related to the force and rate of the heartbeat.

Consistency

The quality of achieving a level of performance which does not vary greatly in quality over time.

Concise Language

A way of speaking or writing that is clear and brief, using the fewest words necessary without losing meaning.

Cardiovascular Killer

Diseases or conditions that affect the heart and blood vessels, leading to high mortality rates, such as heart disease or stroke.