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SAT, 18.02.2022 14:00 cassiemyers60

A drug test for athletes has a 5% false positive rate (an athlete tests positive given no drugs) and a 10% false negative rate (an athlete tests negative given drugs). Of the athletes tested, 4% have actually been using the prohibited drug. If an athlete tests positive, what is the probability that the athlete has actually been using the prohibited drug (probability of drugs given a positive test)?.

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