1. A research team conducted a study of soft- drink preferences among residents in a test market prior to an advertising campaign for a new cola product. Of the participants, 130 are teenagers and 130 are adults. The researchers secured the following results:

Cola Non-cola

Teenagers 50 80

Adults 90 40

• Apply the steps in testing a research hypothesis.

• Perform a chi-square test and interpret the results.

• Determine how to present the results.

• How might the results obtained from the test affect the advertising strategy?