Multiple Choice
A laboratory worker finds that 1.6% of his blood samples test positive for the HIV virus.In a random sample of 140 blood tests,what is the mean number that test positive for the HIV virus?
A) 2.24
B) 137.76
C) 1.48
D) 2.20
E) 22.4
Correct Answer:
Verified
Correct Answer:
Verified
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