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19 votes
19 votes
What is the probability of obtaining at least one tail in 5 flips of a coin?(enter the probability as a faction.)

User Japreiss
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1 Answer

17 votes
17 votes

First, you should find the probability of NOT getting a tail in 5 flips of coins.


((1)/(2))^5=(1)/(32)

After that, you should find the probability of getting at least 1 tail in 5 flips of coins.


1-(1)/(32)=(32-1)/(32)=(31)/(32)

Answer:


(31)/(32)

User Addaon
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2.8k points
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