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2. Use the data in BUSI1013 Bank Dataset.xlsx(from Unit 1 Exercise Question 2) to answer this question. (points each; 8 Points in total)a.Perform a statistical test to see whether the proportion of members who would recommend the Bank to their family and friends have increased because of the change.4
09/03/2019BUSI 1013Emily Thompson3. A national retailer has completed an internal survey on its social media strategy. The key question in the survey is whether the stores managers think that the recently-launched social media strategy is effective. The following is the output of a statistical analysis of the data:Social Media Strategy is effectiveTotalStore ManagersNoYesWest Region153550Central Region102838East Region455095Total70113183Based on this output, can the retailer conclude that the opinion of the store managers on the whether the recently-launched social media strategy is effective is dependent on which region they belong to? Use a chi square test and a level of significance of 0.05. (