Mean and Standard Deviation
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What is mean and standard deviation of monthly storms.
No of storms. Probability
0. 0.2
1. 0.5
2. 0.3
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Solution Summary
The determination of the mean and standard deviation of a probability distribution is discussed in the solution.
Solution Preview
Let X denote the number of storms and P(x) be its probability mass function.
Here the probability distribution is ...
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