Answer to Question #82995 in Statistics and Probability for kurniawan

Question #82995
According to USA Today (March 18, 1997), of 4 million workers in the general workforce, 5.8% tested positive for drugs. Of those testing positive, 22.5% were cocaine users and 54.4% marijuana users.
(a) What is the probability that of 10 workers testing positive, 2 are cocaine users, 5 are marijuana users, and 3 are users of other drugs? (USE MATLAB )
(b) What is the probability that of 10 workers testing positive, all are marijuana users? (USE MATLAB)
(c) What is the probability that of 10 workers testing positive, none is a cocaine user?
1
Expert's answer
2018-11-15T11:03:36-0500
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