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    P-Value for Travel Expenses Audit

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    Ms. Lisa Monnin is the budget director for Nexus Media, Inc. She would like to compare the daily travel expenses for the sales staff and the audit staff. She collected the following sample information.

    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 that the audit staff? What is the p-value?

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    Solution Summary

    Solution shows the working out in an attached Excel file with the report in Word.