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July 2, 2015

Homework Help: math

Posted by CARMEN on Tuesday, June 22, 2010 at 10:37pm.

i have no clue how to do this problem. any help would be appreciated!! :


Three hundred people apply for three jobs. 90 of the applicants are women.
(a) If three persons are selected at random, what is the probability that all are women? (Round the answer to six decimal places.)


(b) If three persons are selected at random, what is the probability that two are women? (Round the answer to six decimal places.)


(c) If three persons are selected at random, what is the probability that one is a woman? (Round the answer to six decimal places.)


(d) If three persons are selected at random, what is the probability that none is a woman? (Round the answer to six decimal places.)


(e) If you were an applicant, and the three selected people were not of your gender, should the above probabilities have an impact on your situation? Why?
Yes, the probabilities indicate the presence of gender discrimination.
No, because in the hiring process all outcomes are not equally likely.

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