In the US, One-third of all adults have high blood pressure and two-thirds of al

Question

In the US, One-third of all adults have high blood pressure and two-thirds of all senior citizens have high blood pressure, 17% of all Americans are senior citizens. If an American adult is selected at random find the probability that the person A. does not have high blood pressure. Round your answer to two decimal places. B. has high blood pressure given that the person is a senior citizen. Round your answer to two decimal places. C. is a senior citizen with high blood pressure. Round your answer to two decimal places. D is a senior citizen given that the person has high blood pressure Round your answer to two decimal places. Hint-a

Explanation / Answer

A)P(does not have high blood pressure )=1-1/3 =2/3 =0.67

b)P(high BP|senior citizen)=2/3=0.67

c)P(senior citizen and high BP) =0.17*(2/3)=0.11

d)P(senior citizen|high BP) =0.17*(2/3)/(1/3) =0.34

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