Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321755936
ISBN 13: 978-0-32175-593-3

Chapter 9 - Inferences Based on Two Samples - Exercises 9.30 - 9.50 - Applying the Concepts - Basic - Page 436: 9.38a


The claim is, starting mean BMI is greater than end BMI. Hence: - $H_{o}: µ_{1} = µ_{2}$ or $µ_{1} - µ_{2} = 0$ $H_{a}: µ_{1} > µ_{2}$ or $µ_{1} - µ_{2} > 0$

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