In an experiment to examine the relationship between heart disease and the place of life, the following data were collected for 200 people: Big city Small town Rural Heart disease 35 38 24 The place of life 22 28 53 If one of these individuals is selected at random, find the a. Possibility of being someone who does not live in the countryside while known to be someone without a heart disease. b. Possibility of someone with heart disease, known to be someone who doesn't live in the big city.

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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In an experiment to examine the relationship between heart disease and the place of life,
the following data were collected for 200 people:
Big city
Small town
Rural
Heart disease
35
38
24
The place of life
22
28
53
If one of these individuals is selected at random, find the
a. Possibility of being someone who does not live in the countryside while known to be
someone without a heart disease.
b. Possibility of someone with heart disease, known to be someone who doesn't live in the
big city.
Transcribed Image Text:In an experiment to examine the relationship between heart disease and the place of life, the following data were collected for 200 people: Big city Small town Rural Heart disease 35 38 24 The place of life 22 28 53 If one of these individuals is selected at random, find the a. Possibility of being someone who does not live in the countryside while known to be someone without a heart disease. b. Possibility of someone with heart disease, known to be someone who doesn't live in the big city.
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