Problem:5) The Marketing Manager at Foodco, a large grocery store, wants to determine if store display location influences sales of a particular grocery item, He instructs employees to rotate the display location of that item every week and then tallies the weekly sales at each location over a 24-week period (8 weeks per location). The following sales results were obtained. Front of store Center of store (units Side aisle (units (units sold) sold) sold 947 858 1096 1106 780 1047 1143 786 910 1162 816 823 967 800 919 956 770 924 1057 876 1091 996 802 1027 a. Construct an ANOVA table. Assume sales are normally distributed. b. Specify the competing hypotheses to test whether there are some differences in the mean weekly sales across the three store display locations. O C. At the 5% significance level. what is the conclusion of the test? X d. What is the role of Tukey test