Posts by author gpdawson
Deadly Disease
There is a rare but very serious disease which is usually fatal for those who contract it. It is known to affect about 1 person out of every 100,000.
However, a recently developed test is 99% accurate at determining whether or not an individual has it.
You take the test, and it returns a positive result to the existence of the disease.
What is the probability that you do actually have the disease?

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