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Find the probability of obtaining exactly one tail when flipping 3 coins. Express your answer as a fraction in lowest terms or a decimal rounded to the nearest millionth. Please help me figure this out
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Find the probability of obtaining exactly one tail when flipping 3 coins. Express your answer as a fraction in lowest terms or a decimal rounded to the nearest millionth. Please help me figure this out

User Badhrinath Canessane
by
4.5k points

1 Answer

2 votes

Answer:

3/8

or

.375

Explanation:

This is a binomial distribution


{3\choose1}*.5*(1-.5)^2=.375 or 3/8

User GGamba
by
5.6k points
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