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QUESTION 5 A random sample of 50 four-year-olds attending day care centers provided a yearly tuition average of $3987 and the population standard deviation of

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QUESTION 5 A random sample of 50 four-year-olds attending day care centers provided a yearly tuition average of $3987 and the population standard deviation of $630. Find the 90% confidence interval of the true mean. Round the interval to dollars without the dollar symbol, example 1234

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