chickennuggets389 chickennuggets389

23-01-2018
Mathematics

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In a group of seven people, each person flips a fair coin five times and records the results. what is the probability that at least two people record the same sequence of flips?

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adfranke adfranke

23-01-2018

1/2+1/2+1/2+1/2+1/2
1/2+1/2+1/2+1/2+1/2
10/2
5

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