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In a group of 40 people, 10 are healthy and every person the of the remaining 30 has either high blood pressure, a high level of cholesterol or both. If 15 have high blood pressure and 25 have high level of cholesterol: a. has high blood pressure and high level of cholesterol (event A and B)? b. has either high blood pressure or high level of cholesterol (event A or B)? c.Use the above to check the probability formula: P (A or B) = P(A) + P(B) – P (A and B)

In a group of 40 people, 10 are healthy and every person the of the remaining 30 has either high blood pressure, a high level of cholesterol or both. If 15 have high blood pressure and 25 have high level of cholesterol: a. has high blood pressure and high level of cholesterol (event A and B)? b. has either high blood pressure or high level of cholesterol (event A or B)? c.Use the above to check the probability formula: P (A or B) = P(A) + P(B) – P (A and B)

MATLAB: An Introduction with Applications
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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  1. In a group of 40 people, 10 are healthy and every person the of the remaining 30 has either high blood pressure, a high level of cholesterol or both. If 15 have high blood pressure and 25 have high level of cholesterol:

 

a.  has high blood pressure and high level of cholesterol (event A and B)?

b. has either high blood pressure or high level of cholesterol (event A or B)?

c.Use the above to check the probability formula: P (A or B) = P(A) + P(B) – P (A and B)

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