You are a researcher who conducted a study of soft-drink

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Reference no: EM13240721

You are a researcher who 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. You obtained the following data:

Cola NonCola

Teenagers 50 80

Adults 90 40

a) State a testable hypothesis that you had formulated at the outset of the study. What is its competing hypothesis?

b) What is the appropriate measure of association and why?

c) Calculate the appropriate measure of association.

d) What is the degree of freedom?

e) State the results of your calculations and explain them in terms of your hypothesis?

f) How might this information affect the advertising campaign?

Reference no: EM13240721

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