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Probability: Tossing an Unfair Coin

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Suppose an unfair coin comes up heads 65.2% of the time if it is flipped. If the coin is flipped 14 times, what is the probability that:
a) it comes up tails exactly 6 times?
b) it comes up heads more than 11 times?

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Solution Summary

The solution gives detailed steps on calculating the probabilites of some given events while tossing an unfair coin. The formula of binomial distribution is shown.

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Let x be the number of times that unfair coin comes up heads. So x has binomial ...

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