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 3 - Review - Test - Page 186: 8c

Answer

Material A: S.D = 2.626 million cycles Material B: S.D = 5.900 million cycles Material B has its failure times more dispersed.

Work Step by Step

Use the "stdev.S" function of MS Excel.

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