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Q6. Suppose the average casino patron in Las Vegas loses $110 per day, with a standard deviation of $700. Assume winnings/losses are normally distributed. a.

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Q6. Suppose the average casino patron in Las Vegas loses $110 per day, with a standard deviation of $700. Assume winnings/losses are normally distributed. a. What is the probability that a random group of nine people averages more than $500 in winnings on their one-day trip to Las Vegas

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