The table below shows the predicted testing outcome for a disease that affects 2% of a population, and has 90% accuracy rate.   Positive Test Negative Test Total Has Disease 18 2 20 Does Not Have Disease 98 882 980 Total 116 884 1000   Given you received a negative test, what is the probability that you have the disease?  Write you answer as a percentage, rounded to the nearest tenth of a percent.

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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The table below shows the predicted testing outcome for a disease that affects 2% of a population, and has 90% accuracy rate.

  Positive Test Negative Test Total
Has Disease 18 2 20
Does Not Have Disease 98 882 980
Total 116 884 1000

 

Given you received a negative test, what is the probability that you have the disease? 

Write you answer as a percentage, rounded to the nearest tenth of a percent.

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