There are 10 000 student athletes.
5 percent of them use illegal drugs.
There is a drug test with the following accuracy:
IF a person is taking drugs,
IF a person is NOT taking drugs
THEN there is a 93 percent chance the test will be positive
THEN there is a 95 percent chance the test will be negative
Attachment), answer the following questions:
1. How many of the students will be true positive? (An integer between 0 and 10 000)
2. How many of the students will be false positive? (An integer between 0 and 10 000)
3. How many of the students in all will test positive? (An integer between 0 and 10 000)
4. Suppose a person tests positive. What is the probability that person uses drugs? (a probability between zero and 1)