The data accompanying this exercise show miles per gallon (MPG) for a sample of 50 hybrid cars.

Question:

a. State the null and the alternative hypotheses in order to test whether the average MPG differs from 50.

b. Calculate the value of the test statistic and the p-value.

c. At α = 0.05, can you conclude that the average MPG differs from 50?

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Business Analytics Communicating With Numbers

ISBN: 9781260785005

1st Edition

Authors: Sanjiv Jaggia, Alison Kelly, Kevin Lertwachara, Leida Chen

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Question Posted: Mar 18, 2023 06:29 AM

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The data accompanying this exercise show miles per gallon (MPG) for a sample of 50 hybrid cars.

Question:

Step by Step Answer:

a H 0 50 H A 50 b The pvalue 2PT 49 2324 is between ...View the full answer

Business Analytics Communicating With Numbers

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