plang1012 plang1012
  • 04-03-2022
  • Mathematics
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I need help with this question.

I need help with this question class=

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repthebae repthebae
  • 04-03-2022
I believe it is just the winnings * probability - (1-probability)*losing.
So 9(0.065) - 2(1-0.065)= -1.285
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