Coke Volumes Data Set 17 in Appendix B includes the volumes (in ounces) of the regular Coke in a sample of 36 different cans that are all labeled 12 oz. A line manager claims that the mean amount of regular Coke is greater than 12 oz, causing lower company profits. Using a 0.01 significance level, test the manager’s claim that the mean is greater than 12 oz. Should the production process be adjusted?