Statistics: Informed Decisions Using Data (4th Edition)

Published by Pearson
ISBN 10: 0321757270
ISBN 13: 978-0-32175-727-2

Chapter 2 - Review - Case Study - The Day the Sky Roared - Page 126: 6

Answer

The bar graph, histograms,and pie chart convey that F-4 and F-5 consist larger number of deaths, while the frequency of F-3 is 24% on the wind damage scale.

Work Step by Step

The most severe tornadoes are F-4 and F-5 with 85% deaths. When the size of the community increases, the number of deaths decreases. Large cities have the minimum number of deaths, while rural areas have the maximum number of deaths. The frequency of F-3 is higher among all that is 24%, which is greater than the expected frequency, that is, 1%.
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