What Percentage of a Normal Distribution Is Within One Standard

question 10

Multiple Choice

What percentage of a normal distribution is within one standard deviation of the mean?

• A) 34%
• B) 50%
• C) 68%
• D) 76%
• E) 95%

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Definitions:

Parietal Pleura

The outer layer of the pleura that lines the inner wall of the thoracic cavity.

Visceral Pleura

A thin membrane that closely covers the lungs' outer surface, part of the double-layered pleura of the thoracic cavity.

Parietal Peritoneum

The outer layer of the peritoneum that lines the abdominal wall.

Parietal Pericardium

The outer fibrous layer of the pericardium, which surrounds the heart and roots of its major blood vessels.