Determine the difference between the sample mean mileage of the cars that are driven without a bo with a booster.

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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A researcher wanted to determine if using an octane booster would increase gasoline mileage. A random sample of seven cars was selected; the cars were driven for two weeks without the booster and two weeks with the booster.

 

Miles / GalMiles / Gal
Without
With
27.36
28.91
25.01
25.6
29.98
26.47
28.08
28.31
22.08
27.85
25.75
29.64
28.12
29.53
Determine the difference between the sample mean mileage of the cars that are driven without a booster and
with a booster.
13.313
-1.419
13.313
O 1.419
Transcribed Image Text:Miles / GalMiles / Gal Without With 27.36 28.91 25.01 25.6 29.98 26.47 28.08 28.31 22.08 27.85 25.75 29.64 28.12 29.53 Determine the difference between the sample mean mileage of the cars that are driven without a booster and with a booster. 13.313 -1.419 13.313 O 1.419
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