3. The table below shows the gas mileage (in miles per gallon) of 8 cars with...

 

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3. The table below shows the gas mileage (in miles per gallon) of 8 cars with and without using a fuel additive. Ata = 0.10, is there enough evidence to conclude that the fuel additive improved gas mileage? Car 1 2 3 4 5 6 7 8 without 35.8 37.7 39.4 36.8 36.6 33.7 38.4 37.3 with 36.2 39.8 40.1 39.3 36.9 34.5 39.1 38.8 3. The table below shows the gas mileage (in miles per gallon) of 8 cars with and without using a fuel additive. Ata = 0.10, is there enough evidence to conclude that the fuel additive improved gas mileage? Car 1 2 3 4 5 6 7 8 without 35.8 37.7 39.4 36.8 36.6 33.7 38.4 37.3 with 36.2 39.8 40.1 39.3 36.9 34.5 39.1 38.8