Question 725099
What is the probability of flipping a coin 10 times and getting tails 6 times? Round your answer to the nearest tenth of a percent.
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Binomial with n = 10 and p(tails) = 1/2
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P(x = 6) = 10C6(1/2)^6 (1/2)^4 = 10C6/2^10 = 210/1024 = 105/512 = 20.5%
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Cheers,
Stan H.
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