The Chambers of the Heart Include

question 56

Multiple Choice

The chambers of the heart include

• A) two upper larger chambers called the atria
• B) two lower smaller chambers called the ventricles
• C) two lower larger chambers called the ventricles
• D) both a and b above

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Definitions:

Sample Standard Deviation

A measure of the dispersion or variability of a set of sample data points around its mean.

Empirical Rule

The Empirical Rule, also known as the 68-95-99.7 rule, states that for a normal distribution, roughly 68% of data falls within one standard deviation of the mean, 95% within two standard deviations, and 99.7% within three standard deviations.

Coefficient of Variation

A statistical measure that shows the dispersion of data points or distribution relative to the mean, usually expressed as a percentage.

Standard Deviation

It quantifies the dispersion of a dataset relative to its mean, indicating how spread out the data points are.