The average mpg usage for a 2017 Toyota Prius for a sample of 10 tanks of gas

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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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Essential Statistics In Business And Economics

ISBN: 9781260239508

3rd Edition

Authors: David Doane, Lori Seward

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Question Posted: Oct 11, 2019 08:32 AM

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The average mpg usage for a 2017 Toyota Prius for a sample of 10 tanks of gas

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a H 0 tay ford 0 vs H 1 tay ford 0 df 10102 18 t crit TINV9918 2552 Reject the ...View the full answer

Essential Statistics In Business And Economics

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