Done yesterday for you
http://www.jiskha.com/display.cgi?id=1446710013
Always check back in your previous post before reposting the same question.
An employer wishes to hire three people from a group of 15 applicants 8 men and 7 women, all of which are equally qualified to fill the position . if the three are selected at a random. what is the probability, a) All will be men? b) at least one will be a women?
2 answers
I just noticed that you changed the last part of the question.
In this new version simply take
1 - (answer to a) )
(if we exclude the "all men" case there must be at least one woman in the group)
In this new version simply take
1 - (answer to a) )
(if we exclude the "all men" case there must be at least one woman in the group)