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2,000,000 Coin Tosses (Posted on 2003-03-03) Difficulty: 2 of 5
If a coin is tossed 2,000,000 times, what is the probability that it will come up exactly 1,000,000 times each heads and tails?

See The Solution Submitted by Charlie    
Rating: 3.0000 (8 votes)

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exact solution for 400 tosses Comment 10 of 10 |
12869062516926804121621985040050248344651365672634706029356132446990416546581494824792074439872061618945506074688346765
---------
2^397

The numerator is from http://www.research.att.com/~njas/sequences/b001790.txt

The denominator is from http://www.research.att.com/~njas/sequences/b005187.txt




  Posted by Jer on 2009-05-28 14:34:59
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