SOLUTION: wo hundred people apply for three jobs. Sixty of the applicants are women. If three persons are selected at random,
a.what is the probability that all are women?
60C3 / 200C3
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a.what is the probability that all are women?
60C3 / 200C3
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Question 521789: wo hundred people apply for three jobs. Sixty of the applicants are women. If three persons are selected at random,
a.what is the probability that all are women?
60C3 / 200C3
(60C3 * 140C1) / 200C3
(60C1 * 140C3) / 200C3
60C3 / 140C1
None of the above
b.what is the probability that two are women?
60C2 / 200C3
(60C1 * 140C2) / 200C3
(60C2 * 140C1) / 200C3
(60C2 * 200C1) / 200C3
None of the above
Find the expected value of each $1 bet in roulette: the five – number bet.
-$0.0526316
-$0.0789474
-$0.243157
-$0.710526
-$1.65789
please explain how you get the answers Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! wo hundred people apply for three jobs. Sixty of the applicants are women. If three persons are selected at random,
a.what is the probability that all are women?
# of ways to pick 3 women: 60C3
# of ways to pick 3 persons randomly: 200C3
Ans:60C3 / 200C3
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b.what is the probability that two are women?
# of ways to pick 2 women and 1 man: 60C2*140C1
# of ways to pick 3 persons randomly: 200C3
Ans: (60C2 * 140C1) / 200C3
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Find the expected value of each $1 bet in roulette:
Comment: Confusing question.
Cheers,
Stan H.
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the five – number bet.
-$0.0526316
-$0.0789474
-$0.243157
-$0.710526
-$1.65789
please explain how you get the answers
(