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Refer to the Table Which Summarizes the Results of Testing

Question 179

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Refer to the table which summarizes the results of testing for a certain disease.  Positive Test Negative Test  Subject has the disease  Result  Result  Subject does not have the disease 87927312\begin{array}{lcc} & {\text { Positive Test Negative Test }} \\\text { Subject has the disease } & \text { Result } & \text { Result } \\\text { Subject does not have the disease } & 87 & 9 \\& 27 & 312\end{array} A test subject is randomly selected and tested for the disease. What is the probability the subject has the disease given that the test result is negative.


A) 0.972
B) 0.094
C) 0.028
D) 0.221

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