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# Northern Wind Power, a new age energy company, is considering the introduction of a product intended to use wind as an energy-producing device.

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.
Acceptance
Potential
Low
Moderate
Strong
Very strong
Sales in Units
50
70
90
140
Probabilities
.10
.40
.20
.30
What is the expected value of unit sales for the new product?
What is the standard deviation of unit sales?

Acceptance Potential
Low
Moderate
Strong
Very Strong Sales (U) Pb a) 50
70
90
140
D=
87.5
Expected value of unit sales b) Standard Deviation = Sales * Pb
0.1
0.2
0.3
0.4 5
14
27
56
102
66.90 D...

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