SOLUTION: A laboratory worker finds that 3% of his blood samples test positive for the HIV virus. In a random sample of 70 blood tests, what is the mean number that test positive for the HI

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Question 1142608: A laboratory worker finds that 3% of his blood samples test positive for the HIV virus. In a random sample of 70 blood tests, what is the mean number that test positive for the HIV virus? (Round your answer to 1 decimal place)
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
This is np=2.1 tests