The distribution of cholesterol levels in teenage boys is approximately normal with = 170 and = 30 (Source: U.S. National Center for Health Statistics) . Levels above 200 warrant attention. What percent of teenage boys
Have levels between 170 and 225?
A) 3.36%
B) 6.06%
C) 46.64%
D) 56.13%
Correct Answer:
Verified
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