A potato chip company wants to evaluate the accuracy of its potato chip bag-filling machine. Bags are labeled as containing 8 ounces of potato chips. A simple random sample of 12 bags had mean weight 8.10 ounces with a sample standard deviation of 0.3 ounce. Assume the weights are approximately normally distributed. Construct a 99% confidence interval for the population mean weight of bags of potato chips. Round the answers to at least two decimal places. A 99% confidence interval for the mean weight of bags of potato chips is 1 |>l>

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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A potato chip company wants to evaluate the accuracy of its potato chip bag-filling machine. Bags are labeled as containing 8 ounces
of potato chips. A simple random sample of 12 bags had mean weight 8.10 ounces with a sample standard deviation of 0.3 ounce.
Assume the weights are approximately normally distributed. Construct a 99% confidence interval for the population mean weight of
bags of potato chips. Round the answers to at least two decimal places.
A 99% confidence interval for the mean weight of bags of potato chips is
<µ< .
Transcribed Image Text:A potato chip company wants to evaluate the accuracy of its potato chip bag-filling machine. Bags are labeled as containing 8 ounces of potato chips. A simple random sample of 12 bags had mean weight 8.10 ounces with a sample standard deviation of 0.3 ounce. Assume the weights are approximately normally distributed. Construct a 99% confidence interval for the population mean weight of bags of potato chips. Round the answers to at least two decimal places. A 99% confidence interval for the mean weight of bags of potato chips is <µ< .
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