# Permutation and combination

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4. Suppose that an unfair coin comes up tails 53.2% of the time. The coin is flipped a total of 14 times.

a) What is the probability that you get exactly 7 heads?

b) What is the probability that you get exactly 10 tails?

c) What is the probability that you get at most 3 heads?

https://brainmass.com/math/combinatorics/permutation-combination-437044

#### Solution Preview

a) The probability of tails is 0.532

The probability of heads is ...

#### Solution Summary

Permutations and combinations are explicated.

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