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You measure 41 backpacks' weights, and find they have a mean weight of 70 ounces. Assume the population standard deviation is 4.7 ounces. Based on

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You measure 41 backpacks' weights, and find they have a mean weight of 70 ounces. Assume the population standard deviation is 4.7 ounces. Based on this, what is the maximal margin of error associated with a 95% confidence interval for the true population mean backpack weight. Give your answer as a decimal, to two places

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