Stats: Data and Models (3rd Edition)

Published by Pearson
ISBN 10: 0321692551
ISBN 13: 978-0-32169-255-9

Chapter 4 - Displaying and Summarizing Quantitative Data - Exercises: 28

Answer

a. (i) 50% of the distances are between 282 and 294 yards (ii) Most of the distances are within 93 yards of the mean. b. We are concerned about Standard Deviation because we do not exactly know how much data lies within a standard deviation. Moreover, standard deviation is impacted by outliers.

Work Step by Step

a. (i) 50% of the distances are between 282 and 294 yards (ii) Most of the distances are within 93 yards of the mean. b. We are concerned about Standard Deviation because we do not exactly know how much data lies within a standard deviation. Moreover, standard deviation is impacted by outliers.
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