Cars (fuel efficiency). These boxplots show the relationship between the number of cylinders in a cars engine

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Cars (fuel efficiency). These boxplots show the relationship between the number of cylinders in a car’s engine and its fuel economy from a study conducted by a major car manufacturer.

a) What are the null and alternative hypotheses? Talk about cars and fuel efficiency, not symbols.

b) Do the conditions for an ANOVA seem to be met here?

Why or why not?

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Business Statistics

ISBN: 9780321716095

2nd Edition

Authors: Norean D. Sharpe, Paul F. Velleman, David Bock, Norean Radke Sharpe

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