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)
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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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 (
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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