SOLUTION: 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

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?
Found 2 solutions by robertb, stanbon:
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!
The probability should be 0.66 + 0.63 - 0.66*0.63 = 0.8742, assuming that the two races are independent events.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
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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