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    Graphs and rationale

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    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:

    Soft-drink..............Cola..............Non-cola
    Teenagers.............50....................80
    Adults....................90....................40

    -Perform a chi-square test by applying the 6 steps in of research hypothesis testing.

    Step 1:
    Step 2:
    Step 3:
    Step 4:
    Step 5:
    Step 6:

    -Interpret the results in layman's terms that a non-statistician would understand.
    -How might the results obtained from the test affect the advertising strategy?

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    https://brainmass.com/statistics/hypothesis-testing/graphs-rationale-526869

    Solution Preview

    Hi there,

    Thanks for letting me work on your post. Here is my explanation:

    Step 1:
    the independent variables are 130 teenagers and 130 adults. The dependent variables are non-cola and cola.

    Step 2:
    Null hypothesis: there is no association between age (adults versus teenagers) and ...

    Solution Summary

    The graphs and rationales for research teams are examined.

    $2.19

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