A particular brand has a "young" image. The company selling the brand knows the age distribution of consumers.

A particular brand has a "young" image. The company selling the brand knows the age distribution of consumers. 

The company wants to know whether there are many potential consumers in the older age groups at present, or likely to be in the next two years. The company will consider a revision in the brand image, depending on the answers to these questions. 

1. How will you investigate the question using the chi-square statistic?

2. List and define the variables, trials, and outcomes.