2. Distribution of 80 patients at the chest department of Jazan hospital in May 2020 according to high blood pressure & heart disease Blood Heart disease Total pressure positive negativ e high 15 8 23 normal 5 52 57 Total 20 60 80 Assume we draw a person at random from this table. • What is the probability that this person will be a high blood pressure? • What is the probability that this person will be a normal blood pressure if you know he has no Heart disease?
2. Distribution of 80 patients at the chest department of Jazan hospital in May 2020 according to high blood pressure & heart disease Blood Heart disease Total pressure positive negativ e high 15 8 23 normal 5 52 57 Total 20 60 80 Assume we draw a person at random from this table. • What is the probability that this person will be a high blood pressure? • What is the probability that this person will be a normal blood pressure if you know he has no Heart disease?
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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Transcribed Image Text:2. Distribution of 80 patients at the chest department of Jazan
hospital in May 2020 according to high blood pressure &
heart disease
Blood
Heart disease
Total
pressure
positive negativ
high
15
8
23
normal
5
52
57
Total
20
60
80
Assume we draw a person at random from this table.
• What is the probability that this person will be a high
blood pressure?
• What is the probability that this person will be a normal
blood pressure if you know he has no Heart disease?
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