Statistics: Informed Decisions Using Data (4th Edition)

by Sullivan III, Michael

Published by Pearson

ISBN 10: 0321757270

ISBN 13: 978-0-32175-727-2

Chapter 10 - Review - Test - Page 524: 1b

Answer

If the Null hypothesis is rejected, then there is sufficient evidence that the mean time spent on phone calls and answering/writing email is greater than 42.6 minutes.

Work Step by Step

Given above.

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