In: Statistics and Probability
3. 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 effective |
||
Store Managers |
No |
Yes |
West Region |
20 |
35 |
Central Region |
15 |
35 |
East Region |
40 |
55 |
Based 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. (4 points)