The histogram shows the distribution of hurricanes that have hit a country from 1851 through 2015, where 1 is the weakest level and 5 is the strongest level. Huricanes 0.5 0.413 0.4 0.3 0.2 0.1 0.01 (a) Find the mean, variance, and standard deviation of the probability distribution. (b) Interpret the results. 0.289 0.228 0.061 0.009 Category ..... ine variance is U.96 (Round to two decimal places as needed.) The standard deviation is 0.98 (Round to two decimal places as needed.) (b) Interpret the results. Select all that apply. O A. The average hurricane is approximately category 1. O B. The typical hurricane deviates from the mean by about 1 category level. O C. The typical hurricane deviates from the mean by about 2 category levels. O D. The average hurricane is approximately category 2. Probability

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A:

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A: We know TQ=390 and QU=1404 So, TU= TQ+QU=390+1404=1794   And TR=450

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