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.
​(a) Find the​ mean, variance, and standard deviation of the probability distribution.
​(b) Interpret the results.
Hurricanes
1
2
3
4
5
0.0
0.1
0.2
0.3
0.4
0.5
Category
Probability
0.419
0.276
0.225
0.068
0.012