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Mathematics 9 Online
OpenStudy (anonymous):

Statistics Question: A potato chip manufacturer samples 13 bags of potato chips off the assembly line and weighs their contents. If the sample mean is 14.2 oz. and the sample standard deviation is 0.60 oz., find the 95% confidence interval of the true mean. A) 11.6 < μ < 16.8 B) 13.8 < μ < 14.6 C) 12.9 < μ < 15.5 D) 14.0 < μ < 14.4

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