hapter 8 (Sections 8.1 through 8.5) i Saved 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 o = .000996 mm. Assume a random sample of 59 sheets of metal resulted in an a = .2266 mm. Calculate the 98 percent confidence interval for the true mean metal thickness. (Round your answers to 4 decimal places.) The 98% confidence interval is from to