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    Distributor, Random Sample, and Hypothesis Testing

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    Your distributor is to deliver a large quantity of sweaters. You have ordered
    47% to be white,
    33% black, and
    20% green.

    You select a random sample of 300 sweaters and counted
    150 white,
    85 black, and
    65 green

    1. State the null hypothesis and the alternative hypothesis

    2. Compute the values for the following table:

    Color Observed Expected

    3. Determine the critical value of the chi-square statistic at the 5% level of significance.

    4. What is the calculated chi-square statistic?

    5. Justify why you accept or reject the null hypothesis.

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    Solution Summary

    This solution answers hypothesis testing questions in Excel.