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Probability Bank

Casino Coin Game

Work through the prompt below, check your answer, and reveal the full solution when you're ready.

Probability Bank
Difficulty: Medium
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Question

Casino Coin Game

The casino offers a game where you wager \( n >= $20 \), and they flip \( 3 \) coins. If no tails appear, you lose your wager. If a tails appears, you recieve your wager back and \( \frac{n}{10} \) for every tails that appears. Is this a winning game for the casino?

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