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OpenStudy (anonymous):
find the probability of getting at least one heads and at least one tails with five flips of a coin
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OpenStudy (inkyvoyd):
In all cases but two you get at least 1 heads and 1 tails: if you get 5 heads, or 5 tails. So we subtract the probability of those outcomes from 1 to get our answer: 1-.5^5-.5^5
OpenStudy (anonymous):
Thank you very much!
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