Mathematics, 26.02.2021 05:40, 1jennator
The Ball Corporation's beverage can manufacturing plant in Fort Atkinson, Wisconsin, uses a metal supplier that provides metal with a known thickness standard deviation σ = .000742 mm. Assume a random sample of 48 sheets of metal resulted in an x⎯⎯ = .2731 mm. Calculate the 95 percent confidence interval for the true mean metal thickness
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