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Chapter 1: Q. 86 (page 59)

Use the following information to answer the next two exercises: Table 1.38contains data on hurricanes that have made direct hits on the U.S. Between 1851and 2004. A hurricane is given a strength category rating based on the minimum wind speed generated by the storm.

What is the relative frequency of direct hits that were AT MOST a category 3 storm?

a. 0.3480

b. 0.9231

c. 0.2601

d. 0.3370

Short Answer

Expert verified

The relative frequency of direct hits that were at most a category 3storm is0.9231

Step by step solution

01

Step 1: 

The number of direct hits for 1,2and 3categories storm are 109,72,and 71respectively and the total number of direct hits is273

02

Explanation

Relativefrequency=Numberofdirecthitsfor3hurricanesTotalnumberofdirecthits=109+72+71273=0.9231

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