SOLUTION: Two integers (from 1 to 30, inclusive) are chosen by a random number generator on a computer. What is the probability that the same number is chosen twice?

Question 600795: Two integers (from 1 to 30, inclusive) are chosen by a random number generator on a computer. What is the probability that the same number is chosen twice?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Two integers (from 1 to 30, inclusive) are chosen by a random number generator on a computer. What is the probability that the same number is chosen twice?
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# of ways to succeed: 30
# of possible outcomes: 30^2
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P(duplicate) = 30/30^2 = 1/30
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Cheers,
Stan H.
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