In examining vendors service and technical support for desktop personal computers, PC Magazine reported an average of
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In examining vendors’ service and technical support for desktop personal computers, PC Magazine reported an average of 16.5 minutes on hold when calling Gateway compared to 14.1 minutes for calls to IBM. Assume that data file XR11041 contains the data for times on hold for calls to the two companies. Use a one-tail test and the 0.05 level of significance in concluding whether Gateway’s mean technical support hold time could be greater than IBM’s. Determine and interpret the p-value for the test.
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