The mean weight loss of n = 16 grinding discs after a certain length of time in a mill is 3.42 grams with a standard deviation of 0.68 grams. Construct a 99% confidence interval for the true mean weight loss. Assume a normal distribution.
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- The
mean weight loss of n = 16 grinding discs after a certain length of time in a mill is 3.42 grams with a standard deviation of 0.68 grams. Construct a 99% confidence interval for the true mean weight loss. Assume anormal distribution .
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