Hatter5229 Hatter5229

24-05-2023
Mathematics

contestada

You measure 21 backpacks' weights, and find they have a mean weight of 52 ounces. Assume the population standard deviation is 13.5 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
plus and minus

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