Thread: coin-flip variance question
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Old 12-15-2004, 12:37 PM
Guy McSucker Guy McSucker is offline
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Default Re: coin-flip variance question
[ QUOTE ]

EV = pb + q(-b) = b(p - q)


[/ QUOTE ]

Okay, that's the simplification I missed.

Thanks very much!

Feeling stupid,

Guy.
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