A group consists of six men and six women. Four people are selected to attend a conference.
a. In how many ways can four people be selected from this group of twelve ?
b. In how many ways can four women be selected from the six women?
c. Find the probability that the selected group will consist of all women?
Thank You please show work
a)
Four people selected from twelve by 12C4 ways.
12C4 = 12! / [ (12-4)! * 4! ]
= 495 ways
b)
4 women selected from 6 women by 6C4 ways
6C4 = 6! / [ (6-4)! * 4! ]
= 15 ways
c)
Probability that selected group consist of all women = 6C4 / 12C4
= 15 / 495
= 0.0303
A group consists of six men and six women. Four people are selected to attend a...
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