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The Ball Corporation beverage can manufacturing plant in fort Atkinson Wisconsin,used a metal supplier that provides metal with a known thickness standard deviation O=.000996mm.assuming a

The Ball Corporation beverage can manufacturing plant in fort Atkinson Wisconsin,used a metal supplier that provides metal with a known thickness standard deviation O=.000996mm.assuming a random sample of 59 sheets of metal resulted in an X=.2266mm. Calculate the 98% confidence interval for the true mean metal.l thickness(round your answer to 4 decimal places)

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