Question: Northern Wind Power, a new age energy company, is considering the introduction of a product intended to use wind as an energy-producing device. The possible level of unit sales and the probability of their occurrence are given.
![1102_Unit.png](https://secure.tutorsglobe.com/CMSImages/1102_Unit.png)
a. What is the expected value of unit sales for the new product?
b. What is the standard deviation of unit sales?