Quizzes & Puzzles14 mins ago
More Probabilities ...
68 Answers
... but very practical ones this time.
You are invited to go for a screening test for an illness - you have no symptoms.
About 1% of the screened group will have the illness.
The test is 99% accurate at diagnosing people who have the illness.
You get a 'positive' result.
How likely is it that you actually have the illness?
99%?
That's what many people think.
You are invited to go for a screening test for an illness - you have no symptoms.
About 1% of the screened group will have the illness.
The test is 99% accurate at diagnosing people who have the illness.
You get a 'positive' result.
How likely is it that you actually have the illness?
99%?
That's what many people think.
Answers
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