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A researcher wants to make a 95% confidence interval for a population mean. She wants the margin of error to be within 2.6 of the

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A researcher wants to make a 95% confidence interval for a population mean. She wants the margin of error to be within 2.6 of the population mean. The population standard deviation is 10.73. The sample size that will yield a margin of error within 2.6 of the population mean is

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