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Suppose that a screening test diagnoses 90% of sick people positive and 90% of healthy people negative. Assume that 10% of those screened are sick. If a screened person is chosen at random, then the probability of having a negative diagnosis is: a. 0.988 b. 0.0122 C. 0.11 O d. 0.82 e. 0.18

Suppose that a screening test diagnoses 90% of sick people positive and 90% of healthy people negative. Assume that 10% of those screened are sick. If a screened person is chosen at random, then the probability of having a negative diagnosis is: a. 0.988 b. 0.0122 C. 0.11 O d. 0.82 e. 0.18

College Algebra
College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
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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Suppose that a screening test diagnoses 90% of sick people positive and 90% of healthy people negative. Assume that 10% of those screened are sick. If a screened person is chosen at random, then the probability of having a negative diagnosis is: a. 0.988 b. 0.0122 C. 0.11 O d. 0.82 e. 0.18
Transcribed Image Text:Suppose that a screening test diagnoses 90% of sick people positive and 90% of healthy people negative. Assume that 10% of those screened are sick. If a screened person is chosen at random, then the probability of having a negative diagnosis is: a. 0.988 b. 0.0122 C. 0.11 O d. 0.82 e. 0.18
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