SOLUTION: 5 marbles are drawn from a hat containing 6 white marbles and 4 black marbles. Find the probability that at least 3 of the 5 marbles are white.

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Question 852463: 5 marbles are drawn from a hat containing 6 white marbles and 4 black marbles.
Find the probability that at least 3 of the 5 marbles are white.

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
5 marbles are drawn from a hat containing 6 white marbles and 4 black marbles.
Find the probability that at least 3 of the 5 marbles are white.
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# of ways to succeed: 6C3*4C2 + 6C4*4C1 + 6C5 = 186
# of ways to randomly seclect 5 marbles: 10C5 = 252
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P(condition) = 186/252 = 0.7381
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Cheers,
Stan H.
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