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OpenStudy (anonymous):
A coin is tossed 3 times. What are the odds against the coin showing heads all 3 times?
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OpenStudy (anonymous):
1/8
OpenStudy (anonymous):
You have a 50% chance of a coin landing heads. To find out the chances of your coin landing heads 3 times, you have to multiply the chances of all 3 coins getting heads, which would be (1/2) * (1/2) * (1/2), or (1/2) ^ 3, or 1/8.
OpenStudy (anonymous):
The questtion asked for the odds against. Neither of these answers shows odds, and both are for, rather than against.
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