Answered: The total blood cholesterol levels in a…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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14. The total blood cholesterol levels in a certain Mediterranean population are found to be normally distributed
with a mean of 160 milligrams/deciliter (mg/dL) and a standard deviation of 50 mg/dL. Researchers at the
National Heart, Lung, and Blood Institute consider this pattern ideal for minimal risk of heart attacks.
a. Total cholesterol levels less than 200 mg/dL are considered desirable for adults. Find the percentage of
this population who have blood cholesterol levels less than 200 mg/dL.
b. A reading of 240 mg/dL and above is considered high for adults. Find the percentage of this population
who have high cholesterol levels.
c. Find the percentage of this population who have blood cholesterol levels between 110
and 210 mg/dL.

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