17 Sep 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
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.)
