A positive test: how likely is the illness?
You test positive on a test that finds 90% of the people who have an illness. Guess how likely you are to have it, then let 1,000 dots answer.
- Intermediate
- About 7 min
- 5 steps
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You test positive on a test that finds 90% of the people who have an illness. Guess how likely you are to have it, then let 1,000 dots answer.