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    Hypothesis test - independent samples t-test

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    Ms. Lisa Monnin is the budget director for the New Process Company. She would like to compare
    the daily travel expenses for the sales staff and the audit staff. She collected the following sample

    Sales: 131, 135, 146, 165, 136, 142
    Audit: 130, 102, 129, 143, 149, 120, 139

    At the .10 significance level, can she conclude that the mean daily expenses are greater
    for the sales staff than the audit staff? What is the p-value? (Show all work)

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    Solution Summary

    This solution shows details of an independent samples t-test for the difference between two population means.