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In a survey, 23 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean

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In a survey, 23 people were asked how much they spent on their child's last birthday gift. The results were roughly bell-shaped with a mean of $48 and standard deviation of $2. Construct a confidence interval at a 95% confidence level. Give your answers to one decimal place

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