If the Scores for a Test Have a Mean of 70

question 36

Multiple Choice

If the scores for a test have a mean of 70 and a standard deviation of 12, find the percentage of scores that will fall below 50.

• A) 4.75%
• B) 45.54%
• C) 42.07%
• D) 35.54%

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Definitions:

Large Veins

Large veins are blood vessels that carry deoxygenated blood toward the heart, excluding the pulmonary and umbilical veins.

Systemic Circuit

The part of the cardiovascular system that carries oxygenated blood away from the heart to the body and returns deoxygenated blood back to the heart.

Pulmonary Circuit

The part of the circulatory system that carries deoxygenated blood from the heart to the lungs for oxygenation, and returns oxygenated blood back to the heart.

Arteries

Blood vessels that carry oxygen-rich blood away from the heart to the body.