Q. A research team conducted a study of soft-drink preferences among residences in a test marketplace prior to an advertising campaign for a new cola product. Of the participants, 130 are teenagers also 130 are adults. The researchers secured the follwing results:
Cola Noncola
Teenagers 50 80
Adults 90 40
Compute an appropriate measure of association also decide how to present the results.How might this information involve the advertising approach?