SOLUTION: A test has twelve true/false questions and Mike knows six for sure. What is the probability that mike will get a perfect score?

Question 279500: A test has twelve true/false questions and Mike knows six for sure. What is the probability that mike will get a perfect score?

Found 2 solutions by stanbon, Alan3354:
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
A test has twelve true/false questions and Mike knows six for sure. What is the probability that mike will get a perfect score?
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Ans: (1/2)^12 = 1/4096
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Cheers,
Stan H.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
6 are to be guessed, so it's
(1/2)^6 = 1/64

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