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. Hurricanes (a) Find the mean, variance, and ständard deviation of the probability distribution. (b) Interpret the results. 0.5 0.413 0.4- 0.3 0.2- 289 0.228 0.061 0.009 0.01 Category (a) The mean is (Type an integer or a decimal. Do not round.)

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