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...

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
Vancouver           40 55
Manitoba             20 35
Alberta                 15 35

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