What is the relative frequency of direct hits that were category 4 hurricanes?

a. 0.0768

b. 0.0659

c. 0.2601

d. Not enough information to calculate Table 1.18 contains data on hurricanes that have made direct hits on the U.S. Between 1851 and 2004. A hurricane is given a strength category rating based on the minimum wind speed generated by the storm.

Transcribed Image Text:

Category Number of Direct Hits Relative Frequency 1 109 2 72 3 71 4 18 5 3 Total = 273 Cumulative Frequency 0.3993 0.6630 0.3993 0.2637 0.2601 0.9890 0.0110 1.0000 Table 1.18 Frequency of Hurricane Direct Hits