Question 1028341
There are two horseraces a horse in the first race statisticly has a 66% chance of winning..a horse in the second race has a 63% stats chance of winning..what statistically is the combined chance that one of these will win? 
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P(at least one wins) = 1 - P(both lose) = 1 - 0.34*0.37
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Cheers,
Stan H.
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