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Flip a coin 13 times. If you get 7 tails or less, I will pay you...

Flip a coin 13 times. If you get 7 tails or less, I will pay you $37. Otherwise you pay me $91. Step 2 of 2: If you played this game 968 times how much would you expect to win or lose? Round your answer to two decimal places. Losses must be entered as negative.

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