23. A certain virus has infected 5% of the population. There is a test to determine if someone is infected with the virus, but it gives the incorrect result 10% of the time. If 1000 random people are tested for the virus, how many do you expect to test positive? (Hint, first find the probability.) Worth 6 points

23. A certain virus has infected 5% of the population. There is a test to determine if someone is infected with the virus, but it gives the incorrect result 10% of the time. If 1000 random people are tested for the virus, how many do you expect to test positive? (Hint, first find the probability.) Worth 6 points

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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