The average mpg usage for a 2017 Toyota Prius for a sample of 10 tanks of gas
Question:
The average mpg usage for a 2017 Toyota Prius for a sample of 10 tanks of gas was 45.5 with a standard deviation of 1.8. For a 2017 Ford Fusion, the average mpg usage for a sample of 10 tanks of gas was 42.0 with a standard deviation of 2.3.
(a) Assuming equal variances, at α = .01, is the true mean mpg lower for the Ford Fusion?
(b) Calculate the p-value using Excel.
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Related Book For
Essential Statistics In Business And Economics
ISBN: 9781260239508
3rd Edition
Authors: David Doane, Lori Seward
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