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Using the “Bus Maintenance.xls” file that is posted with the assignment, carry out a “t-test: Two-Sample Assuming Unequa...

Using the “Bus Maintenance.xls” file that is posted with the assignment, carry out a “t-test: Two-Sample Assuming Unequal Variances” in Excel (with α = 0.05) that tests whether there is a difference in mean maintenance costs between buses with Diesel engines and those with gasoline engines.

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