Probability
A medical laboratory receives 32 blood specimens to check for HIV. Ten actually contain HIV. A worker is accidentally exposed to five specimens.
(a) What is the probability that none contained HIV? (Round your answer to 4 decimal places.)
(b) Fewer than three? (Round your answer to 4 decimal places.)
(c) At least two? (Round your answer to 4 decimal places.)
4 years ago 4
Answer(1)
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