The data accompanying this exercise show miles per gallon (MPG) for a sample of 50 hybrid cars.
Question:
The data accompanying this exercise show miles per gallon (MPG) for a sample of 50 hybrid cars.
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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a H 0 50 H A 50 b The pvalue 2PT 49 2324 is between ...View the full answer
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Related Book For
Business Analytics Communicating With Numbers
ISBN: 9781260785005
1st Edition
Authors: Sanjiv Jaggia, Alison Kelly, Kevin Lertwachara, Leida Chen
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