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A fair coin is flipped four times. What is the probability of getting heads at least once?

A fair coin is flipped four times. What is the probability of getting heads at least once?
asked 164k views
1 vote
A fair coin is flipped four times. What is the probability of getting heads at least once?

asked
User Sudara
by
8.2k points

1 Answer

6 votes
The probability is 15.63%. Solution:
(1 + 4)! over (1! + 4! + 2 raise to 5)
=5/32
=.1563
=15.63%
answered
User BerticusMaximus
by
7.9k points
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