Quote:
Originally Posted by AndyC
That's assuming that the second leg of the double has at least the same number horses as the first leg.
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This is how I am visualizing it.
Imagine 2 fields of 8.
The double is 1 out of 8 parlayed to 1 out of 8.
The exacta is kind of 1/8 (top horse) parlayed to 1 out of 7 (for 2nd) where the winner's probability/pool money is subtracted to get the probability/price of the 2nd horse.