A person infected with COVID takes a test. What is the probability that the test is wrong and shows them as being not infected? (Answer should be rounded to three decimal places)
A person infected with COVID takes a test. What is the probability that the test is wrong and shows them as being not infected? (Answer should be rounded to three decimal places)
Chapter8: Sequences, Series,and Probability
Section: Chapter Questions
Problem 20T
Related questions
Question
Transcribed Image Text:The following contingency chart shows your chance of testing positive (or negative) from
COVID and the probability that you have COVID. Use it to answer the following questions.
Test Result Status
Positive
Negative
Total
4775
225
Infected
5000
Not Infected
4275
90,725
95,000
9050
90,950
100,000
Total
Transcribed Image Text:A person infected with COVID takes a test. What is the probability that the test is wrong
and shows them as being not infected?
(Answer should be rounded to three decimal places)
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