Find confidence interval for difference in mean of data sets

Reference no: EM13933496

The ABC corporation claims that its new gasoline additive for passenger cars will enhance the mileage per tankfull of gasoline if a can of their product is added to a full tank of gasoline. Five vehicles were tested, yielding the following results (miles per tankfull):

Vehicle	1	2	3	4	5
Before additive	370	385	375	380	378
After additive	387	397	380	392	389

Find a 95% confidence interval for the difference in the means of these two data sets.

Reference no: EM13933496

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