Essay
A manufacturer claims that its drug test will detect steroid use (that is, show positive for an athlete who uses steroids) 95% of the time. Further, 15% of all steroid-free
Individuals also test positive. 10% of the rugby team members use steroids. Your friend
On the rugby team has just tested positive. The correct probability tree looks like
Correct Answer:

Verified
Correct Answer:
Verified
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