AN OVA Source of Variation SS df MS F PValue F crit Between Groups 580.9333 2 290.4667 57.33 7.23E-07 3.88529 Within Groups 60.8 12.0 5.0670 Total 641.7333 14 (a) Test the null hypothesis that \"A, as, and MC are equal by setting a: .05. Based on this test, can we conclude that bottle designs A, B, and C have different effects on mean daily sales? (Round your answers to 2 decimal places.) 0 Answer is complete and correct. 9 H0: bottle design a have an impact on sales. (b) Consider the pain/vise differences #3 \"A. 'uc yA , and ya #3. Find a point estimate of and a Tukey simultaneous 95 percent condence interval for each pairwise difference. Interpret the results in practical terms. Which bottle design maximizes mean daily sales? (Round your answers to 2 decimal places. Negative amounts should be indicated by a minus sign.) 6 Answer is complete but not entirely correct. Point estimate Condence interval p B uA: [10 uA: uC uB: (c) Find a 95 percent confidence interval for each of the treatment means M, #3. and ac. Interpret these intervals. (Round your answers to 2 decimal places. Negative amounts should be indicated by a minus sign.) ' 9 Answer is complete but not entirely correct. Condence interval