A laboratory scale is known to have a standard deviation of = 0.001 gram inrepeated
Chapter 0, Problem 14.13(choose chapter or problem)
A laboratory scale is known to have a standard deviation of = 0.001 gram inrepeated weighings. Scale readings in repeated weighings are Normallydistributed, with mean equal to the true weight of the specimen. If you weigh aspecimen three times on this scale, the mean result x has standard deviation(a) 0.001 gram. (b) 0.000577 gram. (c) 0.000333 gram.
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